If AABC = APQR, then
AB =
Answer:
AB = PQ
Step-by-step explanation:
ABC = PQR
The angles are equal and the segments are equal
for the angles
A = P
B = Q
C = R
For the segments
AB = PQ
BC = QR
AC = PR
Answer:
Line AB is approximately equal to Line PQ
Find the value of x.
(3x +20)
(5x - 16)
0.5
74
O
18
2
Answer:
74 and 18
Step-by-step explanation:
8. What is the slope of the line?
A. 0
B. 1
C. Infinity
D. Undefined
Answer:
0.
Step-by-step explanation:
The slope of the line is defined as the change of elevation of the line (\(\frac{rise}{run}\)).
In this case, there is no change in the slope as the line continues across (0 , 2), meaning that the slope of the line is 0.
If the slope of the line is 1, then the line will have (rise 1/run 1), meaning that it will have a linear slope. (See attached image).
Vertical lines have infinite slope, and so can also be called undefined as it moves neither left or right, giving it no run.
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HELP!! NUMBER 2 PLEASE!!!
Can you please solve and see which one is a function and which one is not a function
For each relation, we would determine whether or not it is a function as follows;
Relation 1 is: B. not a function
Relation 2 is: B. not a function.
Relation 3 is: B. not a function
Relation 4 is: A. a function.
How to determine the relations that represent functions?In Mathematics, a function is generally used for uniquely mapping an independent value (domain or input variable) to a dependent value (range or output variable).
This ultimately implies that, an independent value (domain) represents the value on the x-coordinate of a cartesian coordinate while a dependent value (range) represents the value on the y-coordinate of a cartesian coordinate.
Based on relations 1, 2, and 3, we can logically deduce that they do not represent a function because their independent value (domain) has more than one dependent value (range).
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Factor as the product of two binomials.
Factor as the product of two binomials.
x^2+10x+24
The factoring of the quadratic function as a product of two binomials is given as follows:
x² + 10x + 24 = (x + 6)(x + 4).
How to factor the quadratic function?
The quadratic function for this problem is given as follows:
x² + 10x + 24.
To factor the quadratic function as a product of the two binomials, we must obtain it's roots, that is, solve:
x² + 10x + 24 = 0.
The coefficients of the quadratic function are given as follows:
a = 1, b = 10, c = 24.
Hence the discriminant is of:
D = 10² - 4 x 1 x 24 = 4.
The first root of the quadratic function is given as follows:
x = (-10 - square root of (4))/2 = -6.
The second root of the quadratic function is given as follows:
x = (-10 + square root of (4))/2 = -4.
Hence, using the Factor Theorem, the binomial product is given as follows:
x² + 10x + 24 = (x + 6)(x + 4).
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Find an infinite set of positive integers such that the sum of any two distinct elements has an even number of distinct prime factors
One possible set of positive integers that satisfies the given condition is the set of powers of 2, i.e., {2, 4, 8, 16, 32, ...}.
To see why this set works, note that any two distinct powers of 2 have a different binary representation, differing in at least one bit. This means that their sum will have one more "1" bit in its binary representation than either of the two numbers being added.
Since any prime number greater than 2 is odd, it follows that the sum of any two distinct powers of 2 will have an even number of distinct prime factors, namely the powers of 2 that appear in its binary representation.
First, let's note that every positive integer can be uniquely expressed as a product of prime powers, e.g., 36 = 2^2 * 3^2. The prime factors of an integer are the primes that appear in its prime factorization, e.g., the prime factors of 36 are 2 and 3.
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Diego is flying his kite one afternoon and notices that he has let out the
entire 120 ft of string. The angle his string makes with the ground is 52º.
How high is his kite at this time?
94.56 ft
73.88 ft
153.59 ft
99.24 ft
Answer:
Answer:
94.6ft
step by step explanation :
sine(52) = x/120
multiply both sides by 120
120 sine(52°) = x
put it in a calculator
X=94.56129043
round to nearest tenth
X = 94.56ft
Please help thank you all so much
The domain of the composite functions:
a). (f + g)(-2) = 23
b). (f - g) (-2) = 1
c). f(x) - g(x) = x² - 5x - 13
What is composite function?A function is composite when the co- domain of the first mapping is the domain of the second mapping
Given the functions f(x) = x² - 4x and g(x) = x + 13, we shall evaluate the domains of the functions as follows:
a). (f + g)(-2) = (-2)² - 4(-2) + (-2) + 13
(f + g)(-2) = 4 + 8 - 2 + 13
(f + g)(-2) = 23
b). (f - g) (-2) = (-2)² - 4(-2) - (-2) - 13
(f - g)(-2) = 4 + 8 + 2 - 13
(f - g) (-2) = 1
c). f(x) - g(x) = x² - 4x - x - 13
f(x) - g(x) = x² - 5x - 13
Therefore, the domain of the composite functions:
a). (f + g)(-2) = 23
b). (f - g) (-2) = 1
c). f(x) - g(x) = x² - 5x - 13
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PLEASE HELP ME WITH THIS
Answer: hope this help
Step-by-step explanation:
Show the work
Solve for the complex number
1. -2i/1+i
2. i+2/1+i
Solve for the quadratic equation
3. -3x^2+x-3=0
4. 2x^2-4x+7=0
Please help! I would really appreciate it, I honestly don’t understand this.
Answer:
-1-i(3 -i)/2(1 ±i√35)/6(2 ±i√10)/2Step-by-step explanation:
There is a special quadratic form called "the difference of squares" that has useful application in a number of situations. The form is ...
a² -b² = (a -b)(a +b)
This means that expressions where 'a' or 'b' are imaginary numbers or radicals can be simplified by using a factor that results in those values being squared.
For a rational expression with a complex number in the denominator, you can make the denominator be a real number by multiplying numerator and denominator by a factor that looks like the denominator, but with the opposite sign.
1.\(\dfrac{-2i}{1+i}=\dfrac{-2i}{1+i}\cdot\dfrac{1-i}{1-i}=\dfrac{-2i(1-i)}{1^2-i^2}\\\\=\dfrac{-2i+2i^2}{1-(-1)}=\dfrac{-2i+2(-1)}{2}=\dfrac{-2-2i}{2}=\boxed{-1-i}\)
For the most part, the value "i" can be treated as though it were any variable. Like terms add and subtract the way they always do. Products are formed in the usual way. The only difference is that i² = -1, so any time you see that power of i, you can replace it with -1. Similarly, any time you see √(-1), you can replace it with i.
__
2.(i+2)/(1+i) = (2+i)(1-i)/(1² -i²) = (2 -i -i²)/2 = (3 -i)/2
__
3.The quadratic formula can be used to solve these. It tells you the solution to ...
ax² +bx +c = 0 is ...
\(x=\dfrac{-b\pm\sqrt{b^2-4ac}}{2a}\)
You have a = -3, b = 1, c = -3, so the solutions are ...
\(x=\dfrac{-1\pm\sqrt{1^2-4(-3)(-3)}}{2(-3)}=\dfrac{1\pm\sqrt{1-36}}{6}=\boxed{\dfrac{1\pm i\sqrt{35}}{6}}\)
__
4.You have a = 2, b = -4, c = 7, so the solutions are ...
\(x=\dfrac{-(-4)\pm\sqrt{(-4)^2-4(2)(7)}}{2(2)}=\dfrac{4\pm\sqrt{16-56}}{4}=\boxed{\dfrac{2\pm i\sqrt{10}}{2}}\)
_____
Additional comment
Sometimes answer checkers don't like parentheses. This means you might need to write out the sums.
(3 -i)/2 = 3/2 -1/2i
(2±i√10)/2 = 1+i√10/2, 1-i√10/2 . . . . the /2 is outside the radical
At 8 A.M., the temperature was 3°F below zero. By 1 P.M., the temperature rose 14°F and by 10 P.M., dropped 12°F. Plot points and draw arrows on the number line below to model this situation. - 14 - 12-10-8-6-4-2 0 2 4 6 8 10 12 14 What was the temperature at 10 P.M.? Explain how the number line helped you find your answer.
the temperature on the scale is given as follows,
at 10 pm the temperature will be - 1 F
at 8 am the temp is - 3 F as it is given 3 F less than zero
at 1 pm the temp is -3 + 14 = 11 F as it is given that it rose 14 F from -3 F .
at 10 pm the temp is 11 - 12 = -1 F as it is given that it dropped 12 F from 11 F.
Vertical angles are two angles that are ___ of each other when two intersect. These angles are
Answer:
The two angles that are directly across the intersection point from each other are called vertical angles. Vertical angles are always congruent.
Step-by-step explanation:
brainliest???
Vertical angles are two angles that are opposite of each other when two intersect. These angles are congruent.
What are vertical angles?Vertical angles are angles opposite to each other where two lines cross.
When two lines intersect, they naturally form two pairs of vertical angles. Vertical angles share the same vertex or corner, and are opposite each other.
These pair of angles are congruent which means they have the same angle measure.
Hence, Vertical angles are two angles that are opposite of each other when two intersect. These angles are congruent.
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help me fast rapidly is of khan academy:
Answer:
0 hundreds
0 tens
7 ones
.
4 tenths
0 hundredths
8 thousandths
Standard form=7.408
Step-by-step explanation:
Lets first solve (7x1)+(4x1/10)+(8x1/1000)
7+0.4+0.008
Simplify:
7.408
PLEASE MARK AS BRAINLIESTTrucks in a delivery fleet travel a mean of 120 miles per day with a standard deviation of 18 miles per day. The mileage per day is distributed normally. Find the probability that a truck drives between 150 and 156 miles in a day. Round your answer to four decimal places.
The probability that a truck drives between 150 and 156 miles in a day is 0.0247. Using the standard normal distribution table, the required probability is calculated.
How to calculate the probability distribution?The formula for calculating the probability distribution for a random variable X, Z-score is calculated. I.e.,
Z = (X - μ)/σ
Where X - random variable; μ - mean; σ - standard deviation;
Then the probability is calculated by P(Z < x), using the values from the distribution table.
Calculation:The given data has the mean μ = 120 and the standard deviation σ = 18
Z- score for X =150:
Z = (150 - 120)/18
= 1.67
Z - score for X = 156:
Z = (156 - 120)/18
= 2
So, the probability distribution over these scores is
P(150 < X < 156) = P(1.67 < Z < 2)
⇒ P(Z < 2) - P(Z < 1.67)
From the standard distribution table,
P(Z < 2) = 0.97725 and P(Z < 1.67) = 0.95254
On substituting,
P(150 < X < 156) = 0.97725 - 0.95254 = 0.02471
Rounding off to four decimal places,
P(150 < X < 156) = 0.0247
Thus, the required probability is 0.0247.
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The midpoint of AB is M(-2, 0) If the coordinates of A are (-1, 8) what are the coordinates of B?
Answer:
B(-3, -8)
Step-by-step explanation:
For which values of x does the expression square root of x+11 make sense?
Answer:
all values greater than or equal to -11
Step-by-step explanation:
For a square root to be a real number, the value under the square root must be positive. Therefore, all values of x must ensure that the value under the square root remains positive.
Answer:
Any real number x ≥ - 11-------------------------------------------
The square root is defined when the expression under the root is not negative.
It is shown as:
x + 11 ≥ 0 ⇒ x ≥ - 11Suppose sam deposited 1000$ every month in the beginning for his retirement fund for 20 years at 5% compounded monthly. What is value of N
To find the value of N, we need the future value of the retirement fund. If you provide the desired future value, I can calculate the exact value of N.
To find the value of N, we need to calculate the number of monthly deposits Sam made for his retirement fund over 20 years.
Sam deposited $1000 every month for 20 years, which is a total of 20 x 12 = 240 deposits. Each deposit has a compounded interest rate of 5% per year, compounded monthly.
The formula to calculate the future value of a series of monthly deposits is given by:
FV = P * [(1 + r)^n - 1] / r
Where:
FV is the future value of the investment,
P is the monthly deposit amount,
r is the monthly interest rate, and
n is the number of deposits.
In this case, P = $1000, r = 5% / 12 = 0.05 / 12 = 0.00417 (monthly interest rate), and FV is the value of the retirement fund after 20 years.
By rearranging the formula, we can solve for n:
n = log((FV * r) / (P * r + FV)) / log(1 + r)
Plugging in the values, we get:
n = log((FV * 0.00417) / (1000 * 0.00417 + FV)) / log(1 + 0.00417)
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$35 is what percent of $50
Answer:
70%
Step-by-step explanation:
35/50 = 0.7
Answer:
35 is 70% of 50.This means that a $50 item with a $35 discount is receiving a 70% discount.
11. Sandra Wallace walks at 5 miles per hour; Michael Sanders walks at 3 miles per hour. IfMichael starts to walk in a certain direction 2 hours before Sandra, how far behind Sandrawill he be when Sandra has walked 20 miles?Answer
Given:
Sandra Wallace walks at 5 miles per hour
Michael Sanders walks at 3 miles per hour
when Sandra has walked 20 miles
So, the number of hours = 20/5 = 4 hours
Michael starts to walk in a certain direction 2 hours before Sandra
So, the number of waking hours of Michael = 4 + 2 = 6 hours
So, the number of miles that Michael walked = 6 * 3 = 18 miles
So, the difference between them = 20 - 18 = 2 miles
So, the answer will be
Michael will be 2 miles behind Sandra
Given: The coordinates of rhombus WXYZ are W(0, 4b), X(2a, 0), Y(0, -4b), and Z(-2a, 0).
Prove: The segments joining the midpoints of a rhombus form a rectangle.
As part of the proof, find the midpoint of YZ.
The midpoint of segment YZ is (-a, -2b).
Given the coordinates of the rhombus WXYZ:
W(0, 4b)
X(2a, 0)
Y(0, -4b)
Z(-2a, 0)
Find the midpoint of YZ:The midpoint formula is given by:
Midpoint = ((x1 + x2) / 2, (y1 + y2) / 2)
Substituting the coordinates of Y and Z:
Midpoint of YZ = ((0 + (-2a)) / 2, (-4b + 0) / 2)
= (-a, -2b)
Therefore, the midpoint of segment YZ is (-a, -2b).
Show that the segments joining the midpoints are perpendicular:To demonstrate that the segments joining the midpoints of the rhombus are perpendicular, we need to prove that the slopes of these segments are negative reciprocals of each other.
Let's consider the segments joining the midpoints:
Segment joining the midpoints of WX and YZ:
Midpoint of WX: ((0 + 2a) / 2, (4b + 0) / 2) = (a, 2b)
Midpoint of YZ: (-a, -2b)
Slope of WX = (2b - 4b) / (a - 0) = -2b / a
Slope of YZ = (-2b - (-4b)) / (-a - 0) = 2b / a
The slopes of WX and YZ are negative reciprocals of each other, indicating that these segments are perpendicular.
Conclusion:We have shown that the segments joining the midpoints of a rhombus are perpendicular to each other and have equal lengths. Therefore, these segments form a rectangle.
Additionally, the midpoint of segment YZ is (-a, -2b).
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NO LINKS!!
You want to make a banner that says HAPPY BIRTHDAY. You want the letters to be 3 inches high. You make a sketch of the banner with letters that are 2 inches high. The length of the phrase in your sketch is 20 inches long. What length of paper should you buy to make the banner?
Answer:
30 inches
Step-by-step explanation:
Assuming the banner you want is similar to the sketch you made, the length of the banner is 10 times the letter height.
For 3-inch letters, the banner length will be 30 inches.
Answer:
30 ft
Step-by-step explanation:
**According to the image of the banner, the banner should be 3 foot high (not 3 inches)**
Create a ratio of letter height to length of phrase for the sketch and the banner. Let x be the length of the banner.
NB There is no need to convert the measurements between inches and feet, since the letter height and length of phrase is measured in the same way for each banner.
Ratio: letter height : length of phrase
Sketch (in inches): 2 : 20
Banner (in feet): 3 : x
Equate the ratios and solve for x:
\(\sf \implies 2 : 20 = 3 : x\)
\(\sf \implies \dfrac{2}{20}=\dfrac{3}{x}\)
\(\sf \implies 2x=3 \cdot 20\)
\(\sf \implies 2x=60\)
\(\sf \implies x=\dfrac{60}{2}\)
\(\sf \implies x=30\)
Therefore the length of paper your should buy to make the banner is 30ft.
raise t to the 10th power then add the result to 3
The algebraic expression of raise t to the 10th power then add the result to 3 is t¹⁰ + 3
How to write algebraic expressions?
An algebraic expression is an expression that is made up of variables and constants along with algebraic operations such as addition, subtraction, multiplication, exponent, etc.
Given: raise t to the 10th power then add the result to 3
Note: t is the variable here
Let's write algebraic expression now:
raise t to the 10th power => t¹⁰
then add the result to 3 => t¹⁰ + 3
Therefore, the algebraic expression is t¹⁰ + 3
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What does the slope represent in this scenario?
Answer:
the amount that has already left the container, i believe
Step-by-step explanation:
2. Identify the like terms in the expression.
10 - 3x + 2y + 9x
arrange the following in ascending order
3/4 , -1/3 , 1/-2 , 3/10
Answer:
Ans: 1/-2 , -1/3 , 3/10 , 3/4
Step-by-step explanation:
The LCM of 2, 3, 4 and 10 is 60.
Let's make denominator equal,
→ 3/4 , -1/3 , 1/-2 , 3/10
→ 3×15/4×15 , -1×20/3×20 , -1×30/2×30 , 3×6/10×6
→ 45/60 , -20/60 , -30/60 , 18/60
Now we can order in ascending,
→ -30/60 , -20/60 , 18/60 , 45/60
→ 1/-2 , -1/3 , 3/10 , 3/4 {final answer}
make e the subject
e-5=2f
Answer:
e-5=2f
take '-5' to the other side where '2f' is
e=2f+5
Let p, q, and r be the propositions
p :You get anA on the final exam.
q : You do every exercise in this book. r :You get anA in this class.
Write these propositions using p, q, and r and logical connectives (including negations)
You get an A in this class, but you do not do every exercise in this book.
b) You get an A on the final, you do every exercise in this book, and you get an A in this class.
c) TogetanAinthisclass,itisnecessaryforyoutoget an A on the final.
d) You get an A on the final, but you don’t do every ex- ercise in this book; nevertheless, you get an A in this class.
e) Getting an A on the final and doing every exercise in this book is sufficient for getting an A in this class.
f) YouwillgetanAinthisclassifandonlyifyoueither do every exercise in this book or you get an A on the final.
The proposition with logical connectives for the following statements will be : A) r⋀~q B) p⋀q⋀r C) r⇒p D) p⋀~q⋀r E) (p⋀q)⇒r F) r⇔(p⋁q).
We know that in proposition, when 2 propositions are connected using "and" then ⋀ is used, similarly for "or" ⋁ is used and for negation "~" is used. When a statement implies some other statement then "⇒" is used and when 2 propositions are co dependent on each other then Biconditional connective "⇔" is used. Now :
For A), p and q are both are true but the negation of q is used so it will be r⋀~qFor B), All the 3 statements are combined using and so it will be represented as p⋀q⋀rFor C), It is said that for statement p to happen, r is necessary i.e. r implies that p will happen, therefore r⇒pFor D), p is connected to q and r using and conjunction but q doesn't happen so negation of q will be used, then it will be p⋀~q⋀rFor E), Both p and q are required for r to occur so p and 1 is implying statement r, therefore (p⋀q)⇒r For F) It is said that r is co-dependent on p or q and vice-versa so it will be written as r⇔(p⋁q)Learn more about Propositions here,
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what is the increase of y=26(0.904)x
I need Help please!!!
Step-by-step explanation:
it seems you solved the tricky part yourself already.
just to be sure, let's do the first derivative here again.
the easiest way would be for me to simply multiply the functional expression out and then do a simple derivative action ...
f(t) = (t² + 6t + 7)(3t² + 3) = 3t⁴ + 3t² + 18t³ + 18t + 21t² + 21 =
= 3t⁴ + 18t³ + 24t² + 18t + 21
f'(t) = 12t³ + 54t² + 48t + 18
and now comes the simple part (what was your problem here, don't you know how functions work ? then you are in a completely wrong class doing derivatives; for that you need to understand what functions are, and how they work). we calculate the function result of f'(2).
we simply put the input number (2) at every place of the input variable (t).
so,
f'(2) = 12×2³ + 54×2² + 48×2 + 18 = 96 + 216 + 96 + 18 =
= 426