3 years ago

How can you determine if a piece-wise relation is a function?

1 answer:

7 0

Use the vertical line rule to test.
Imagine you are drawing lines parallel to the y axis, if any of your lines touches the graph twice, the graph does not represent a function. otherwise, it does.

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I need help................

FrozenT [24]

Answer:

a) $( $\frac{7200}{m}$ )

b) $(20m + 7080 - 43200/m)

d) m= 36 or m= -60

e) $200

Step-by-step explanation:

Please see the attached pictures for full solution.

4 0

3 years ago

Nancy and Kevin collect coins. Nancy has x coins. Kevin has 4 coins fewer than three times the number of coins Nancy has. Write

Step2247 [10]

Answer :x+3x-4= total # of coins

4x-4= total # of coins

Step-by-step explanation:

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3 years ago

PLEASE HELP

den301095 [7]

Answer:

Option A

Step-by-step explanation:

multiple each coordinate by 1/2

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3 years ago

1/3ton=____lb ..........

geniusboy [140]

Answer:

666.667

Step-by-step explanation:

One ton weighs 2,000 lbs, so you divide 2,000 by 3.

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3 years ago

Read 2 more answers

Solve using substitution <br> y= x+4<br> x-y= -4

never [62]

X-(x+4)=-4

X-x-4=-4
-4=-4

All real numbers

6 0

4 years ago