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Readme [11.4K]
3 years ago
14

What are the ways to determine if a relation is a function

Mathematics
2 answers:
gizmo_the_mogwai [7]3 years ago
7 0

Answer: 1) Check if the inputs and outputs doesn't fail the vertical line test. 2) Check if every input has exactly on output. 3) Check if is a linear function.

Step-by-step explanation:

Gre4nikov [31]3 years ago
7 0
Check the inputs and outputs that is one way
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I need help with this please
Roman55 [17]

Answer:

the answer is 80 degrees. angle between 2 parrael line is same

6 0
3 years ago
Read 2 more answers
Write and equation parrallel to y=-5/2x+9 that passes through the <br> point (-6,7).
Black_prince [1.1K]
To be parallel, gradients are the same!
so the gradient is -5/2.
y=-5/2x +c
substitute the points youve been givrn into this to find c!
7=-5/2 (-6) +c
7=15 +c
c must equal -7
y=-5/2x -7
4 0
3 years ago
Explain the difference between a unit rate and a percentage
love history [14]

Answer:

Ratio is the proportion between two numbers.

Percent is the ratio times 100.

Rate is the change of a number per unit time.

Step-by-step explanation:

1.A rate refers to the frequency by which a certain event happens while a ratio refers to the relationship between the size, number, or degree of two or more things.

2.A rate is a comparison between two measurements of the same units while a ratio is the proportion of one thing to another.

3.A rate refers to the fixed quantity of two things while a ratio refers to the relationship between various things.

4.A ratio indicates the difference between things while a rate indicates the changes in their measurements or units.

5.A ratio is indicated by the quotient of one quantity divided by the other while a rate is indicated by the comparison between two things.

Hope it helped ! Have a nice day

6 0
2 years ago
Try Solve<br> 4/7 + -8/9 + -5/21 + 1/3 = ???
erica [24]

Answer:

hey:)

the answer is -8.11

there is no step-by-step explanation, because you have to either do it with a calculator or do it by yourself

8 0
3 years ago
Read 2 more answers
if 62% percent of people voted in a community of about 55,200 eligible voters how many people were registerd
solniwko [45]
62% of 55,200...turn ur percent to a decimal..." of " means multiply
0.62(55,200) = 34,224 <==

although, just because u r registered, does not mean u vote.
6 0
3 years ago
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