Answer:
\(\frac{x+7}{3}\) (the second option)
Step-by-step explanation:
Hope this helps!
2/3 + (-5/6) - (-1/2)
please help.. no links
The residual plot shows the residuals for the day of the month and the amount in Kali’s checking account. Which statement best assesses the linearity of the relationship between the day of the month and account balance if the scatterplot appears to be reasonably linear?
A) Because the residual plot has an obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
B) Because the residual plot has an obvious pattern, and the scatterplot appears linear, it is not appropriate to use the line of best fit to predict the account balance based on the day of the month.
C) Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
D) Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is not appropriate to use the line of best fit to predict the account balance based on the day of the month.
The best assessment of the linearity of the relationship between the day of the month and account balance would be "Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month."The correct answer is option C.
When assessing linearity, it is important to examine both the scatterplot and the residual plot. The scatterplot is used to visualize the relationship between the variables, while the residual plot helps us assess the appropriateness of a linear model by examining the pattern of the residuals (the differences between observed and predicted values).
If the scatterplot appears reasonably linear, it suggests that there is a linear relationship between the variables. In this case, since the scatterplot appears linear, it supports the use of a linear model to predict the account balance based on the day of the month.
Furthermore, the residual plot is used to check for any patterns or systematic deviations from the line of best fit. If the residual plot exhibits no obvious pattern and the residuals appear randomly distributed around zero, it indicates that the linear model captures the relationship adequately.
Therefore, if the residual plot shows no obvious pattern, it provides further evidence in favor of using the line of best fit to predict the account balance based on the day of the month.
In conclusion, when the scatterplot appears linear and the residual plot shows no obvious pattern, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
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Answer:
person above
Step-by-step explanation:
the obvious
In the expression 710 , which number is the exponent?
A) 10
B) 70
C 7
D) None of the above
Answer:
A.10
Step-by-step explanation:
An exponent is a number or letter written above and to the right of a mathematical expression called the base.
x is the base and n is the exponent or power. Definition: If x is a positive number and n is its exponent, then xn means x is multiplied by itself n times.
Leon deposit $400 into an account that pays simple interest at the rate of 2% per year how much interest will she be paid in five years
compare the fraction 3/5 to 1/2
Answer:
1 / 2 is smaller than 3 / 5.
Step-by-step explanation:
Compare 1/2 and 3/5. 1 / 2 is smaller than 3 / 5. Steps for comparing fractions. Find the least common denominator or LCM of the two denominators: LCM of 2 and 5 is 10; For the 1st fraction, since 2 × 5 = 10, 1 / 2 = 1 × 5 / 2 × 5 = 5 / 10; Likewise, for the 2nd fraction, since 5 × 2 = 10, 3 / 5 = 3 × 2 / 5 × 2 = 6 / 10 Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
which comprison is correct?
a. 3/2 < 1/3
b. 3/8 > 1/6
c. 11/6 < 3/4
d. 3/5 = 5/8
Answer:
The second one
Step-by-step explanation:
USE THE BUTTERFLY TECHINQUE
3/8 O 1/6
18 3/8 O 1/6 8
18 > 8
3/8 > 1/6
Answer:
B is correct
3/8> 1/6 = 3 · 3/8 · 3 > 1 · 4/6 · 4 = 9/24 > 4/24 = 9 > 4 = Yes
What is y= 5x+9
Need slope and the y intercept
Answer:
The slope is going to be 5 and the y-intercept is going to be (0,9)
Step-by-step explanation:
What is an expression?
An expression in math is a sentence with a minimum of two numbers or variables and at least one math operation. This math operation can be addition, subtraction, multiplication, or division.
The number before x in an expression is going to be the slope of the equation. and the number by itself is your y-intercept of the equation.
What is your y-intercept?
The y intercept is the point on which your line crosses on the y axis.
The line will cross on the number 9 which causes 9 to be the y-intercept.
please help solveeeeee
Answer:
The answer is C and D.
Step-by-step explanation:
(-4)^1/2 = undefined
(-16)^1/4 = undefined
(-32)^1/5 = -2
(-8)^1/3 = -2
Use the distributive property to rewrite this expression in simplest form 6(n+5).
A
6n + 30
B
30n
C
36n
Answer:
6n+30
Step-by-step explanation:
Step 1:
Multiply 6 and n
6nStep 2:
Multiply 6 and 5
30Step 3:
Put together!
6n+30have a great day and thx for your inquiry :)
Answer:
the answer is A
Step-by-step explanation:
distributive property states
a(b+c)=ab+ac
therefore
6(n+5)=6n+30
Divide polynomial and monomial 49c^2 d^2 - 70c^3 d^3 - 35c^2d^4 /7cd^2
start separating the fraction into smaller fractions
\(\frac{49c^2d^2}{7cd^2}-\frac{70c^3d^3}{7cd^2}-\frac{35c^2d^4}{7cd^2}\)then, divide each of the fractions
\(7c-10c^2d-5cd^2\)Simplify (4b^2c)^3
thanks!
Answer:
\( {(4 {b}^{2c}) }^{3} = {2}^{6} {b}^{6c} = 64{b}^{6c}\)
Answer:
64b^6c^3.
Step-by-step explanation:
Everything in the parentheses is taken to the power 3:
(4b^2c)^3 = 4^3(b^2)^3 c^3
= 64b^6c^3.
Complete the table. Answer should be T or F.
P Q
T F P V Q P ^ Q P -> Q -P -Q -P V -Q -P -> Q -P -> -Q P <-> Q
F T P V Q P ^ Q P -> Q -P -Q -P V -Q -P -> Q -P -> -Q P <-> Q
P Q P V Q P ^ Q P -> Q -P -Q -P V -Q -P -> Q -P -> -Q P <-> Q
T T T T T F F F F F T T
F T T F F T T T T T F F
P F T F F T T T T T F F
-P T T F F T T T T T F F
-Q T T T T F T F F F T T
-P V -Q T T F F T T T T T F
-P -> Q T T F F T T T T T F
-P -> -Q T T F F T T T T T F
P <-> Q T T T T F T T T T F
Here is a more detailed explanation of how I filled out the table:
P | Q : This column is simply the truth value of P and Q. If P and Q are both true, then the entry in this column is T. If P is true and Q is false, then the entry in this column is F. If P is false and Q is true, then the entry in this column is F. And if P and Q are both false, then the entry in this column is T.
P V Q : This column is the truth value of P or Q. If P is true, then the entry in this column is T. If Q is true, then the entry in this column is T. And if P and Q are both false, then the entry in this column is F.
P ^ Q : This column is the truth value of P and Q. If P and Q are both true, then the entry in this column is T. And if P and Q are both false, then the entry in this column is F.
P -> Q : This column is the truth value of P implies Q. If P is true and Q is false, then the entry in this column is F. And if P is false or Q is true, then the entry in this column is T.
-P : This column is the negation of P. If P is true, then the entry in this column is F. And if P is false, then the entry in this column is T.
-Q : This column is the negation of Q. If Q is true, then the entry in this column is F. And if Q is false, then the entry in this column is T.
-P V -Q : This column is the truth value of not P or not Q. If P and Q are both true, then the entry in this column is F. If P and Q are both false, then the entry in this column is T. And if P or Q is true, then the entry in this column is T.
-P -> Q : This column is the truth value of not P implies Q. If P is true and Q is false, then the entry in this column is T. And if P is false or Q is true, then the entry in this column is F.
-P -> -Q : This column is the truth value of not P implies not Q. If P and Q are both true, then the entry in this column is T. If P is false or Q is false, then the entry in this column is T. And if P is true and Q is true, then the entry in this column is F.
P <-> Q : This column is the truth value of P if and only if Q. If P and Q are both true or P and Q are both false, then the entry in this column is T. And if P and Q have different truth values, then the entry in this column is F.
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find the measurement of angle 1
Answer:
100 degrees.
Step-by-step explanation:
The missing angle on the bottom triangle is equal to 80 degrees because a triangle's interior angles add up to 180deg.
Think of that middle angle between angle 1 and the two triangles as a full 360deg. Since VAT (Vertical Angle Theorem) suggests that vertical angles are equal, 160deg of that 360deg are taken up by the missing angles in the triangles. That leaves 200deg to split between angle 1 and its equal vertical angle, which means angle 1 is 1/2 of 200, or 100deg.
Help please will give you thanks right away
it just wants you to plug in the values;
(9)^2 - 3(6)/9
81 - 18/9
63/9 = 7
answer; 7
PLEASE HELP I NEED TO PASS
4 + 4
Answer:
This a hard one. I think it is 8. XD
Step-by-step explanation:
Determine the mode of the following data set:
21, 45, 44, 21, 40, 67, 93
Answer:
21 is the mode
Step-by-step explanation:
a mode is the number in a set that occurs the most and 21 is the number that appeared the most in this set
Write 3 different equations for 19 xxxxxxx equals 40
question:
is there a reason for all the x's there?
2) The United States can be divided into four geographical regions: Northeast, South, Midwest, and
West. The Northeast region consists of 9 states; the South region consists of 16 states, the Midwest
consists of 12 states; and the West consists of 13 states. If a survey is to be administered to the
governors of 10 of the states and we want equal representation for the states in each of the four
regions, how many states from the South should be selected? Round to the nearest whole state,
A) 2
B) 3
C) 5
D) 4
Answer:
rkidkffifkkfofoffkk
Step-by-step explanation:
ncnfjfkfkfkfkgkgkgkoggkgo
In general, categorical data ___but do not___
O A. classify; measure
O B. measure; classify
O C. value; measure
O D. none of the above
Answer:
The answer is A Lma/o
Step-by-step explanation:
If 400 x 300 = 120,000
And 40 x 30 is 1,200
Fill in the blanks and show your work
*_____ x ______ = 12,000?
Answer:
this list
Step-by-step explanation:
1×12000=12000
2×6000=12000
3×4000=12000
4×3000=12000
5×2400=12000
6×2000=12000
8×1500=12000
10 ×1200=12000
12 ×1000=12000
Rotation - Question 5
When the former image is rotated, the dots will be located at section 2 and 7.
What is the effects of image rotation?When an image is rotated, the constituents within it also changes its position as the object is moves from a point to another about a pivot junction.
From the given image above, after the rotation of the initial image, the dot should be located at number 2 and 7 of the new image.
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Point A is at (2, -8) and point C is at (-4, 7).
Find the coordinates of point B on AC such that the ratio of AB to BC is 2:1.
Answer:
(-2, 2)
Step-by-step explanation:
Given:
Point A is at (2, -8) and point C is at (-4, 7)Difference of coordinates:
Δx = 2 - (-4) = 6Δy = - 8 - 7 = - 15The ratio of AB to AC is 2:1. So:
AB = 2*AC/3 and BC = AC/3Then coordinates of point B should be 2/3 from the point A:
x = 2- 6*2/3 = 2 - 4 = -2y = - 8 - (-15)*2/3 = -8 + 10 = 2So point B has coordinates of (-2, 2)
How many solutions does each system have?
System I:
x=y-3
2x - 2y = -6
System II:
5x + 2y = -7
15x + 6y = 21
Answers
O Both systems have no solution.
O System I has no solution and System II has an infinite number of solutions.
O System I has an infinite number of solutions and System II has no solution.
O Both systems have an infinite number of solutions.
Answer:
System 1 has an infinite number of solutions and System 11 has no solution.
Step-by-step explanation:
System 1:
x = y - 3
x - y = -3
2x - 2y = -6
Divide above by 2:
x - y = -3
So the 2 equations are identical
and they have an infinite number of solutions.
System 11:
5x + 2y = -7
15x + 6y = 21
Divide the above by 3:
5x + 2y = 7
Comparing this to the first equation the left sides are the same but right sides are different ( -7 and 7)/
There is no solution to this system.
What is one fifth of twenty more than half
of 80?
(A) 8
(B) 10
(C) 12
(D) 13
Answer:
(C) 12
Step-by-step explanation:
To solve this problem, we can use the following steps:
Find half of 80: 80/2 = 40
Add 20 to half of 80: 40 + 20 = 60
Find one fifth of the result: 60/5 = 12
Therefore, one fifth of twenty more than half of 80 is equal to 12. The correct answer is (C) 12.
Answer:
(C) 12
Step-by-step explanation:
What is one fifth of twenty more than half of 80
0.5 × 80 = 40
What is one fifth of twenty more than half of 80
40 + 20 = 60
What is one fifth of twenty more than half of 80
1/5 × 60 = 60/5 = 12
Given the diagram bellow, which of the following is true
Consider triangle BAC and triangle CAD.
\(\begin{gathered} \angle ABC=\angle ADC\text{ (Each angle is right angle)} \\ AC=AC\text{ (Common sides)} \\ BC=DC\text{ (Each side is 15)} \\ \Delta ABC\cong\Delta ADC\text{ (By RHS similarity condition)} \end{gathered}\)So by similar traingle,
\(\begin{gathered} \angle BAC=\angle DAC \\ \angle BAC=35^{\circ} \end{gathered}\)Determine the measure of angle BAD.
\(\begin{gathered} \angle BAD=\angle BAC+\angle DAC \\ =35+35 \\ =70 \end{gathered}\)Thus option A is correct.
Last April, it rained in Danville on ten days. This graph shows how much rain fell on each day.
The difference in rainfall between the wettest and driest days is 3/8 inches.
3.0 inches of rain—is that a lot?The intensity of the rain is typically categorized as light, moderate, or heavy. Light precipitation is defined as less than 0.10 inches per hour. Rainfall that is considered moderate ranges from 0.10 to 0.30 inches per hour. More than 0.30 inches of rain per hour is considered heavy rainfall. under 0.5 mm per hour. Greater than 0.5 mm per hour but less than 4.0 mm per hour is considered moderate rain. Greater than 4 mm per hour but less than 8 mm per hour is considered heavy rain. greater than 8 mm per hour of extremely intense rain.
Rainfall in Rainiest day = 5/8
Rainfall in driest day = 2/8
So, The Difference = 5/8 - 2/8 = 3/8 inches
Hence, rainfall on the rainiest day 3/8 more than driest day
Proper fraction = 3/8
Mixed fraction = 8/2 inches.
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The data set {+3, -1, -2, +1} shows the moves a player made forward or backward in a board game. Graph the moves the player made. Explain the meaning of zero in this situation.
HELP PLEASE!!!! 35 POINTS
Answer:
Meaning of 0: Player has moved backwards in such a way, that they are back at the start.
Step-by-step explanation:
Graph is in the picture.
Determine whether the planes are parallel, perpendicular, or neither. If neither, find the angle between them. (Round to one decimal place.)5x12y13z−2, y−4x26z
Evaluate the triple integral \int \int \int_{E} zdV where E is the solid bounded by the cylinder y^2+z^2=36 and the planes x=0, y=3x, and z=0 in the first octant.
The value of triple integral \(\int \int \int_{E} zdV\) where E is the solid bounded by the cylinder y^2+z^2=36 and the planes x=0, y=3x, and z=0 in the first octant is 27.
In the given question we have to evaluate the triple integral.
The given triple integral is:
\(I=\int\int\int_{E}zdv\)
E bounded by y^2+z^2=36 and plane x=0, y=3x, z=0 in the first octant change in cylindrical coordinate
Put y = rcosθ, z = rcosθ
dv =dx.rdrdθ
x^2+y^2=r^2=36
r = 6
x goes 0 to y/6
x goes to rcosθ/6
& goes to π/6 [First octant]
& r goes 0 to 6.
\(I=\int_{0}^{\pi/2}\int_{0}^{6}\int_{0}^{r\cos\theta/6}rsin\theta dxdrd\theta\)
\(I=\int_{0}^{\pi/2}\int_{0}^{6}r^2sin\theta [x]_{0}^{r\cos\theta/6}drd\theta\)
\(I=\int_{0}^{\pi/2}\int_{0}^{6}r^2sin\theta (x\cos\theta)/6drd\theta\)
\(I=\int_{0}^{\pi/2}\int_{0}^{6}r^3/6sin\theta cos\theta drd\theta\)
\(I=\int_{0}^{\pi/2}[r^4/24]_{0}^{6}\cdot sin\theta cos\theta d\theta\)
\(I=\int_{0}^{\pi/2}[(6)^4/24]\cdot sin\theta cos\theta d\theta\)
\(I=\frac{216}{4}\int_{0}^{\pi/2}sin\theta cos\theta d\theta\)
Put sinθ = t
Cosθdθ = dt
at θ = 0 ⟹t = 0
at θ = π/2 ⇒ t = 1
I = \(\frac{216}{4}\int_{0}^{1}tdt\)
\(I=\frac{216}{4}[t^2/2]_{0}^{1}\)
I = 54.1/2
I = 27
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