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valkas [14]
3 years ago
5

Which relationships could have a negative correlation? Check all that apply. number of hours on video games and test scores spee

d of a car and minimum stopping distance average running speed and total race time adult’s head circumference and age outside temperature and amount of a heating bill
Mathematics
1 answer:
dexar [7]3 years ago
4 0
<span>The following choices may have a negative correlation: - speed of a car and minimum stopping distance - average running speed and total race time - outside temperature and amount of a heating bill
<span>Theses factors may yield negative results depending on the variables that will be present in a controlled experiment.</span></span>
You might be interested in
Determine whether the statement is true or false. Justify your answers.
marusya05 [52]

Answer:

The graph of y = f(-x) is a reflection of the graph of y = f(x) in the x-axis. ⇒ False

The graph of y = -f(x) is a reflection of the graph of y = f(x) in the y-axis. ⇒ False

Step-by-step explanation:

<em>Let us explain the reflection about the axes</em>

  • If a graph is reflected about the x-axis, then the y-coordinates of all points on it will opposite in sign

Ex: if a point (2, -3) is on the graph of f(x), and f(x) is reflected about the x-axis, then the point will change to (2, 3)

  • That means reflection about the x-axis change the sign of y
  • y = f(x) → reflection about x-axis → y = -f(x)

  • If a graph is reflected about the y-axis, then the x-coordinates of all points on it will opposite in sign

Ex: if a point (-2, -5) is on the graph of f(x), and f(x) is reflected about the y-axis, then the point will change to (2, -5)

  • That means reflection about the y-axis change the sign of x
  • y = f(x) → reflection about y-axis → y = f(-x)

<em>Now let us answer our question</em>

The graph of y = f(-x) is a reflection of the graph of y = f(x) in the x-axis.

It is False because reflection about x-axis change sign of y

The graph of y = -f(x) is a reflection of the graph of y = f(x) in the x-axis

The graph of y = -f(x) is a reflection of the graph of y = f(x) in the y-axis.

It is False because reflection about y-axis change sign of x

The graph of y = f(-x) is a reflection of the graph of y = f(x) in the y-axis

7 0
3 years ago
Question 6 (1 point)
Shalnov [3]
2. Dividing exponential expression with the same base is what the left hand fractional expression is. Z^8/Z^?=z^6. Since all the bases are the same. To get the exponential power 6 on the right we subtract the denominator’s (bottom part of the fraction) exponential power (on the left) from the numerator’s (top part) exponential power.

Then, 8 - ? = 6? 2 is the only number to make the left equal the right side. This, z^8/z^2=z^6
8 0
3 years ago
15 r minus 6 r = 36. What is the value of r?
vodomira [7]

Answer:

r=4

Step-by-step explanation:

15r-6r=36

9r=36

r=36/9

r=4

3 0
3 years ago
Read 2 more answers
What is the length of the hypotenuse of the triangle
user100 [1]

Answer: i think the answers D.

Step-by-step explanation:

6 0
3 years ago
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Find the length of the base of a square pyramid if the volume is 128 cubic inches and has a height of 6 inches.
Gennadij [26K]
128 divided by 6
= 21.3
8 0
3 years ago
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