3 years ago

Which relation represents a function

1 answer:

3 0

Answer:

A relation is a function if each element of the domain is paired with exactly one element of the range. If given a graph, this means that it must pass the vertical line test.

Step-by-step explanation:

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Olivia works at a company that creates mobile phones. She wanted to estimate the mean amount of time their new phone's battery l

Anna007 [38]

Answer:

9+- 1.7

Step-by-step explanation:

Kahn

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2 years ago

Select the expression that means y divided by 3.

LenKa [72]

Answer:

E. y/3

Step-by-step explanation:

Read and follow:

Y DIVIDED BY 3

Y ÷ 3

or just

$\frac{y}{3}$

Hope this helps

~R3VO

5 0

2 years ago

Read 2 more answers

How do I solve this?

Ivenika [448]

$\overline{XS}\cong\overline{YT}\Rightarrow 3m+7=4.2m+5\ \ \ |-7\\\\3m=4.2m-2\ \ \ \ |-4.2m\\\\-1.2m=-2\ \ \ \ |:(-1.2)\\\\m=\dfrac{2}{1.2}\\\\m=\dfrac{20}{12}\\\\m=\dfrac{5}{3}\to m=1\dfrac{2}{3}$

$\overline{YS}\cong\overline{XT}\Rightarrow3\dfrac{1}{2}r+2=2r+5\ \ \ \ |-2\\\\3\dfrac{1}{2}r=2r+3\ \ \ \ |-2r\\\\1\dfrac{1}{2}r=3\ \ \ |\cdot2\\\\3r=6\ \ \ \ |:3\\\\r=2$

7 0

3 years ago

Find The Number of Combinations<br> 9C3

tiny-mole [99]

Answer:

Step-by-step explanation:

$9C3=\frac{9*8*7}{3*2*1} =84$

4 0

3 years ago

Which of the following points is a solution to the system of linear inequalities?

Nadusha1986 [10]

Answer:

Step-by-step explanation:

2(-4)-1≤-5

-9≤-5

true

-(-4)-1>0

3>0

true

all the other options are false when u solve it

5 0

3 years ago