The simplification form of the expression is 3x²/2 + 2x or three-halves x squared + 2 x option second is correct.
What is the area of the rectangle?It is defined as the area occupied by the rectangle in two-dimensional planner geometry.
The area of a rectangle can be calculated using the following formula:
Rectangle area = length x width
We have:
A community garden with raised beds is being redesigned. The area of the new rectangular beds can be expressed as one-half x (3 x + 4).
The expression:
\(\rm = \dfrac{1}{2}(3x+4)\)
By using the distributive property:
\(\rm = \dfrac{1}{2}\times3x^2+\dfrac{1}{2}\times4x\)
\(\rm = \dfrac{3}{2}x^2+2x\)
Thus, the simplification form of the expression is 3x²/2 + 2x or three-halves x squared + 2 x option second is correct.
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Answer:
three-halves x squared + 4 x or A
Step-by-step explanation:
Solve for x: 3 − (2x − 5) < −4(x + 2)
x < −8
x > −8
x < −3
x > −3
Answer:
A. x < -8 (first option)
Step-by-step explanation:
\(3 - (2x - 5) < - 4(x + 2)\)
\(3 - 2x + 5 < - 4x - 8\)
\(8 - 2x < - 4x - 8\)
\( - 2x + 4x < - 8 - 8\)
\(2x < - 16\)
\(\boxed{\green{x < - 8}}\)
Find the domain and range of the function F(t) = sec(3.14t/4)
The domain of sec(3.14t/4) is all real numbers except 2+4n, where n is any integer and range of sec(3.14t/4) is \((\infty,-1] \cup [1,\infty)\).
The Domain of a function f(x) is the set of all values for which the function is defined.
The Range of a function is the set of all values that f takes.
As, \(sec x=\frac{1}{cos x}\) , so sec x is defined where \(cos x \neq 0\).
It implies, sec(3.14t/4) is defined where \(cos(3.14t/4)\neq 0\).
The cosine is 0 at \((2n+1)\frac{\pi }{2}\) , where n is any integer.
Now, \(\frac{3.14t}{4} =\frac{(2n+1)\pi }{2}\)
\(\frac{\pi t}{4} =\frac{(2n+1)\pi }{2}\)
\(t=2(2n+1)\\t=2+4n\)
Since, the range of cos x is [-1,1], so sec x will never be less than 1, but can grow infinitely large as cos x approaches 0.
Thus, The domain of sec(3.14t/4) is all real numbers except 2+4n, where n is any integer and range of sec(3.14t/4) is \((\infty,-1] \cup [1,\infty)\).
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A 30-N NET FORCE ON A SKATER PRODUCES AN ACCELERATION OF 0.6 M/S SQUARED. WHAT IS THE MASS OF THE SKATER. (URGENT, HELP ASAP PLEASE!!!!!!!) WILL GIVE BRAINLIEST TO WHOEVER ANSWERS FIRST :)
Answer:
50 kg
Step-by-step explanation:
got deleted last time so here we go again
divide net force by the accaleration to get 50
Pls help. I need to solve for those 3 values and I’ll give u the Brain thing is u get it right
Answer:
x = 11
y = 8
z = 42
Step-by-step explanation:
From the given figure
∵ l\(_{1}\) and l\(_{2}\) intersected at a point
∴ ∠1 and ∠4 are vertically opposite angles
→ Vertically opposite angles are equal in measures
∴ m∠1 = m∠4
∵ m∠1 = 4(3y - 12)°
∵ m∠4 = (8y - 16)°
→ Equate their measures
∵ 4(3y - 12) = 8y - 16
∴ 4(3y) - 4(12) = 8y - 16
∴ 12y - 48 = 8y - 16
→ Subtract 8y from both sides
∵ 12y - 8y - 48 = 8y - 8y - 16
∴ 4y - 48 = -16
→ Add 48 to both sides
∴ 4y - 48 + 48 = -16 + 48
∴ 4y = 32
→ Divide both sides by 4
∴ y = 8
∵ ∠4 and ∠5 formed a pair of linear angles
→ The sum of the measures of the linear angles is 180°
∴ m∠4 + m∠5 = 180°
∵ m∠5 = (12x)°
∵ m∠4 = 8(8) - 16 = 64 - 16 = 48°
→ Add them and equate the sum by 180
∵ 48 + 12x = 180
→ Subtract 48 from both sides
∴ 48 - 48 + 12x = 180 - 48
∴ 12x = 132
→ Divide both sides by 12
∴ x = 11
∵ ∠4, ∠3, and ∠2 formed a line
∴ ∠4, ∠3, and ∠2 are linear angles
→ The sum of the measure of the linear angles is 180°
∴ m∠4 + m∠3 + m∠2 = 180°
∵ m∠4 = 48°
∵ m∠3 = 3(11) + 9 = 33 + 9 = 42°
∵ m∠2 = (2z + 6)
→ Add them and equate the sum by 180
∵ 48 + 42 + 2z + 6 = 180
→ Add the like terms in the left side
∴ 96 + 2z = 180
→ Subtract 96 from both sides
∵ 96 - 96 + 2z = 180 - 96
∴ 2z = 84
→ Divide both sides by 2
∴ z = 42
6x = 52 − 2y 5x + 7y = 70 Question 1 What is the first step when solving the given system by the elimination method?
The solution of the equations 6x = 52 − 2y and 5x + 7y = 70 by elimination method will be (7, 5).
What is the solution to the equation?In other words, the collection of all feasible values for the parameters that satisfy the specified mathematical equation is the convenient storage of the bunch of equations.
The equations are given below.
6x = 52 - 2y
6x + 2y = 52
3x + y = 26 ...1
5x + 7y = 70
(5/7)x + y = 10 ...2
Subtraction equation 2 from equation 1, then we have
3x - (5/7)x = 26 - 10
(16/7)x = 16
x = 7
Then the value of 'y' is given as,
3(7) + y = 26
21 + y = 26
y = 5
The solution of the equations 6x = 52 − 2y and 5x + 7y = 70 by elimination method will be (7, 5).
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geometry unit 7 : angles of polygons & parallelograms
find the value of x
Using the relationships between the angles of a parallelogram, the value of x is 12.55°.
Finding the value of x:A parallelogram has opposite angles that are equal, and adjacent angles that add up to 180°.
We can start with angles a and c. Since they are both equal to 90°, that means that angle b must also be 90°.
We can now use this information to find the value of x.
We can use the fact that angles a, b, and c add up to 270° to find x.
Since angles a and c are both 90°, that means that angle b must be 90°.
We can then solve for x by subtracting 190° (90° + 100°) from 270° and dividing by 7.
In order to solve for the value of x, we must use the properties of a parallelogram.
Since a parallelogram has four sides and four angles, the sum of the interior angles must equal 360°.
Therefore, we can set up an equation using the given angles and the unknown angle of x to solve for the value.
95° + (7x - 4)° + 90° + (3x + 23)° + (9x - 6)° = 360°
20x + 109° = 360°
20x = 251°
x=12.55°
Therefore, the value of x is 12.55°.
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please help i’m in need for it bruh
Answer:
70.68 inch is the volume of the rectangular prism
Step-by-step explanation:
V = w × h × l
V = 3.8 inch × 3 inch × 6.2 inch
V = 70.68 inch is the volume of the rectangular prism
To check:
70.68 ÷ 3.8 ÷ 6.2 = 3 inch (height)
70.68 ÷ 6.2 ÷ 3 = 3.8 inch (width)
70.68 ÷ 3.8 ÷ 3 = 6.2 inch (length)
If it is 8:50 a.m., what will the time be 4 hours and 20 minutes later?
1:10 p.m.
12:30 p.m.
12:30 a.m.
1:20 a.m.
Answer:
1:10 p.m.
Step-by-step explanation:
First, add 20 minutes to 8:50 a.m. That would be 9:10 a.m. Then, add the remaining 4 hours to the 9:10 a.m. to get your answer- 1:10 p.m.
Can someone help me with this question
Answer:
Yes.
Step-by-step explanation:
i Cannot see the number but. MOST likely yes
Step-by-step explanation:
Convert 60 miles pr hour to yards pr minute
Answer:1760
Step-by-step explanation:
Applying the General Multiplication Rule A box contains four red balls and eight black balls. Two balls are randomly chosen from the box, and are not replaced. Let event B be choosing a black ball first and event R be choosing a red ball second. What are the following probabilities? P(B) = P(R | B) = P(B ∩ R) = The probability that the first ball chosen is black and the second ball chosen is red is about percent.
The probability that the first ball chosen is black and the second ball chosen is red is 24.24%
How do i determine the probability?First, we shall obtain the total balls present in the box. Details below:
Red ball (R) = 4Black ball (B) = 8Total ball =?Total ball = 4 + 8
Total ball = 12 balls
Next, we shall obtain the probability of chosen a black ball first. Details below:
Black ball (B) = 8Total ball = 12 ballsProbability of chosen a black ball first, P(B) =?P(B) = n(B) / n(T)
P(B) = 8 / 12
Next, we shall obtain the probability of chosen red as the 2nd ball. Details below:
Red ball (R) = 4Total pen = 11Probability of chosen red as the 2nd ball, P(R | B) =?P(R | B)= n(R) / n(T)
P(R | B) = 4 / 11
Finally, we shall obtain the probability that the first ball chosen is black and the second ball chosen is red. Details below:
Probability of chosen a black ball first, P(B) = 8 / 12Probability of chosen red as the 2nd ball, P(R | B) = 3 / 11Probability that the 1st ball is black and the 2nd is red, P(B ∩ R) =?P(B ∩ R) = [P(B) × P(R | B)] × 100
P(B ∩ R) = [(8 / 12) × (3 / 11)] × 100
P(B ∩ R) = 0.2424 × 100
P(B ∩ R) = 24.24%
Thus, the probability that the first ball chosen is black and the second ball chosen is red is 24.24%
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13) You pick a card and pick a marble. How many possible outcomes are there?
3
4 | 5
67
A) 5
OB) 2.
OC) 10
OD 6
Answer:
5+2. =10. 4. You pick a card, flip a coin, and spin the spinner. How many outcomes are possible? Zx2x3 =12. Op. 2*2*3=12
Step-by-step explanation:
5+2. =10. 4. You pick a card, flip a coin, and spin the spinner. How many outcomes are possible? Zx2x3 =12. Op. 2*2*3=12
Please need help on this please
Please help. The question is in the attached image
∠G+∠H+∠J=180 and ∠K+∠L+∠M=180 from the angle sum property of triangle, ∠H=∠L (3rd Angle Theorem) and ∆GHJ≅∆KLM from ASA congruency theorem.
In the given question we have to prove ∆GHJ congrurnce ∆KLM.
Given that: ∠G≅∠K, ∠J≅∠M, \(\over{HJ}\) ≅ \(\over{LM}\).
As given that;
∠G≅∠K
∠J≅∠M
\(\over{HJ}\) ≅ \(\over{LM}\)
So from the angle sum property of triangle
∠G+∠H+∠J=180................(1)
∠K+∠L+∠M=180.................(2)
Now equation equation 1 and 2
∠G+∠H+∠J=∠K+∠L+∠M
As we know that ∠G=∠K, ∠J=∠M
So now the expression is
∠G+∠H+∠J=∠G+∠L+∠J
After solving ∠H=∠L (3rd Angle Theorem)
Since, ∠H=∠L, HJ=LM and ∠G=∠K, so from the theorem Angle Side Angle(ASA) congruency,
∆GHJ≅∆KLM
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WILL GIVE BRAINLISES
The coordinate 1 has a weight of 4, and the coordinate 4 has a weight of 2. Find the weighted average.
Answer: 3
Step-by-step explanation: This is the average between your 2 numbers, 4 and 2.
Answer: its 2
Step-by-step explanation: i guessed and i got it right after this other dud said 3....ITS 2
Puan Yani has RM24 700 in her saving account. Her husband has RM75 300 more money than Puan Yani. At the end of May, Puan Yani deposited RM1 300 in her account. What is the total savings they have now?
The total savings that the couple Puan Yani and her husband have now is A) RM126,000.
How the total savings are computed:The total savings of the couple can be determined by addition.
Addition is one of the four basic mathematical operations, including subtraction, divsion, and multiplication.
Let the amount that Puan Yani has in her savings account, a = RM24,700
Let the amount that her husband has than Puan Yani = RM75,300
The total amount that her husband has = a + 75,300
= RM100,000 (R24,700 + RM75,300)
The additional amount that Puan Yani deposited at the end of May = RM1,300
The total amount that Puan Yani has in her savings account at the end of May = RM26,000 (RM24,700 + RM1,300)
The total savings in the couple's accounts = RM126,000 (RM100,000 + RM26,000)
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NEED help on 20-25 please and thank you
The sum of the measures of the interior angles of a nonagon is 1260 degrees
The measure of each interior angle of a regular octagon is 135 degrees
How to calculate the anglesA nonagon is a polygon with nine sides, and the formula to calculate the sum of the measures of the interior angles of a polygon with n sides is:
Sum of interior angles = (n-2) x 180 degrees
Therefore, the sum of the measures of the interior angles of a nonagon is:
Sum of interior angles = (9-2) x 180 degrees = 1260 degrees
An octagon is a polygon with eight sides, and the formula to calculate the measure of each interior angle of a regular polygon with n sides is:
Measure of each interior angle = (n-2) x 180 degrees / n
Therefore, the measure of each interior angle of a regular octagon is:
Measure of each interior angle = (8-2) x 180 degrees / 8 = 135 degrees
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Let S be the universal set, where:
S= {1, 2, 3,..., 18, 19, 20}
Let sets A and B be subsets of S, where:
Answer:
Step-by-step explanation:
Therefore, the height of the tower is approximately 121.4 meters.
during a single day at radio station WMZH,the probability that a particular song is played in 3/8.what is the probability that this thing will be played on exactly 2 days out of 3 days ?round to your nearest thousandth
The probability that the song will be played on exactly 2 days out of 5 days is approximately 0.164.
To find the probability that a particular song is played exactly 2 days out of 5 days at radio station WMZH, we can use the binomial probability formula.
The binomial probability formula is given by P(x) = C(n, x) * p^x * (1-p)^(n-x), where P(x) is the probability of x successful outcomes, n is the number of trials, p is the probability of a successful outcome on a single trial, and C(n, x) represents the binomial coefficient, which is the number of ways to choose x items from a set of n items.
In this case, we want to find the probability of the song being played exactly 2 days out of 5 days, so x = 2, n = 5, and p = 3/8.
Using the formula, we have:
P(2) = \(C(5, 2) * (3/8)^2 * (1 - 3/8)^(^5^-^2^)\)
C(5, 2) = 5! / (2! * (5-2)!) = 10
P(2) = 10 * (3/8)^2 * (5/8)^3
P(2) ≈ 0.164 (rounded to three decimal places)
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what is the area of this triangle?? someone please help
Answer:
23,400
Step-by-step explanation:
30 times 30 times 26= 23,400
Given right triangle ABC, where side "c" is the hypotenuse, angle B measures 42 degrees, and side c measures 18 m, find the length of side b.
The length of side b of the given right angle triangle using law of sines is; b = 12.044 m
How to use the law of sines?The law of sines states that when we divide side "a" by the sine of angle A, it is equal to side "b" divided by the sine of angle B, and also equal to side "c" divided by the sine of angle C
Thus;
a/sin A = b/sin B = c/sinC
The parameters are;
B = 42°
c = 18m
Since c is the hypotenuse, it is the side that will be opposite the right angle and so;
C = 90°
Thus, using sine rule;
c/sinC = b/sin B
18/sin 90 = b/sin 42
b = (18 * sin 42)/1
b = 12.044 m
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Charlie takes a gymnastic class once a week. At each class, she buys a bottle of water for $0.75 and a protein bar for $2.50. Which of the following expressions represent the amount of money, in dollars, Charlie spends after attending 12 gymnastics classes? Select all that apply.
Answer:
$39
Step-by-step explanation:
\(12(.75 + 2.50) = 12(3.25) = 12(3) + 12(.25) = 36 + 3 = 39\)
Huuuurrry plllzzzzzz. Determine the equation of the line that passes through the given points (2,6) and (4,16)
Linear equations are typically organized in slope-intercept form:
\(y=mx+b\)
m is the slope of the lineb is the y-intercept (the value of y when the line passes through the y-axis)To find linear equations in slope-intercept form:
Determine the slopePlug the slope into the general formDetermine the y-intercept by isolating bPlug the b back into the equationSolving the QuestionWe're given:
The line passes through the points (2,6) and (4,16)First, determine the slope of the line.
\(m=\dfrac{y_2-y_1}{x_2-x_1}\) where \((x_1,y_1)\) and \((x_2,y_2)\) are points that fall on the line
⇒ Plug in the given points (2,6) and (4,16):
\(m=\dfrac{16-6}{4-2}\\\\m=\dfrac{10}{2}\\\\m=5\)
⇒ Therefore, the slope of the line is 5. Plug this back into the general form:
\(y=5x+b\)
Now, determine the y-intercept.
\(y=5x+b\)
⇒ Plug in one of the given points:
\(6=5(2)+b\\6=10+b\\b=-4\)
⇒ Therefore, the y-intercept is -4. Plug this back into our original equation:
\(y=5x-4\)
Answer\(y=5x-4\)
What graph would best display the data shown in the frequency table?
A. line plot
B. vertex-edge graph
C. histogram
D. stem-and-leaf graph
Answer:
histogram
Step-by-step explanation:
5. Julia is playing a computer game. To enter a new quest she has
to pay a "tax" of 2.5 points, but she expects to gain 75 points.
For each quest, how many points can she gain overall?
The number of points gained overall by Julia playing the game is 30 point
How to determine the number of points gained overall?From the question, we have the following parameters that can be used in our computation:
Tax paid for a new quest = 2.5 points
Total points gained playing the game = 75 points
The above parameters can be represented as
The number of points gained overall = Total points gained playing the game/Tax paid for a new quest
Substitute the known values in the above equation, so, we have the following representation
The number of points gained overall = 75/2.5
Express as a correct fraction
So, we have the following representation
The number of points gained overall = 750/25
Evaluate the quotients
So, we have the following representation
The number of points gained overall = 30
Hence, the number of points gained overall =is30
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those questions and the functions are: f(x) = 3x- 4 g(x)=2x²+5 h(x)= 8- 3x p(x) = x²- 2x
Answer:
that is way to experienced for your level but if you come to me i will answer for you
Step-by-step explanation:
Guess my fav show the people have a web show
Answer:
ICarly ??
Step-by-step explanation:
I love this show lol
Answer: I carlyyyy
Step-by-step explanation:
I
A box of 6 nail polishes cost $10. How much is each nail polish?
Answer:
1.66Step-by-step explanation:
You should divide 10 by 6 hope it HELPED
cuánto es 1+1 = es dos jaja
Answer:
El raigañu cuadráu corresponder cola radicación d'índiz 2 o, equivalentemente, cola potenciación d'esponente 1/2.
Cualquier númberu real non negativu {\displaystyle x}x tien un únicu raigañu cuadráu positiva o raigañu cuadráu principal[2] y denotada como {\displaystyle {\sqrt {x}}}{\displaystyle {\sqrt {x}}} onde {\displaystyle {\sqrt {\;}}}{\displaystyle {\sqrt {\;}}} ye'l símbolu raigañu y {\displaystyle x}x ye'l aniciando.
Cuando se riquir denotar dos raigaños cuadraos una negativa, {\displaystyle -{\sqrt {x}}}{\displaystyle -{\sqrt {x}}}, y otra positiva, {\displaystyle {\sqrt {x}}}{\displaystyle {\sqrt {x}}}, suelen denotarse curioso como {\displaystyle \pm {\sqrt {x}}}{\displaystyle \pm {\sqrt {x}}} o bien como {\displaystyle \mp {\sqrt {x}}}{\displaystyle \mp {\sqrt {x}}} según l'orde precisáu.
El conceutu de raigañu cuadráu puede estendese a cualquier aniellu alxebraicu, asina ye posible definir el raigañu cuadráu d'un númberu real negativu o'l raigañu cuadráu de delles matrices. Nos númberos cuaterniónicos los reales negativos almiten un númberu infinitu de raigaños cuadraos, sicasí'l restu de cuaterniones distintos de cero almiten solu dos raigaños cuadraos. Nel aniellu non conmutativu de les funciones reales de variable real cola adición y la composición de funciones si fºf = g, puede plantegase que f ye la "raigañu cuadráu" de g.[3]
Step-by-step explanationY segun todos mis calculos es 2 :
Need help quick please! Thank you!
The cosine of twice the angle is given as follows:
cos(2θ) = -527/625.
How to obtain the cosine of twice the angle?The identity to obtain the cosine of twice the angle is given as follows:
cos(2θ) = cos²(θ) - sin²(θ).
The relation between the sine and the cosine is given as follows:
sin²(θ) + cos²(θ) = 1.
Hence the cosine squared is obtained as follows:
cos²(θ) = (7/25)²
cos²(θ) = 49/625.
The sine squared is given as follows:
sin²(θ) = 1 - cos²(θ)
sin²(θ) = 1 - (49/625)
sin²(θ) = (625/625) - (49/625)
sin²(θ) = 576/625.
Meaning that the cosine of twice the angle is given as follows:
cos(2θ) = cos²(θ) - sin²(θ).
cos(2θ) = 49/625 - 576/625
cos(2θ) = -527/625.
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