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2 years ago

8

A foam toy is 2 inches wide. It doubles in size for every minute it is in water. Write an expression for the width of the toy af

ter 5 minutes. What is the width after 5 minutes?
The answer is easier to find, but I don't know what the expression would be.

1 answer:

alexgriva [62]2 years ago

6 0

So it should be y = 2*2^x
Where x is the time and y is the final width after x minutes

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Helppp I just need it to be explained. #7

IceJOKER [234]

#7 is the easiest one.

a + bi = -9 + 4i

see the expression on either side matches up so..
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