SOLUTION: If {{{y=2^x}}} express the following in terms of y: a) {{{2^(2x+1)}}} b) {{{2^(1-x)}}} I tried doing it a few ways, could exactly figure out what the questions want. The ans

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Question 893221: If
express the following in terms of y:
a)
b)
I tried doing it a few ways, could exactly figure out what the questions want.
The answers are:
a)
b)

Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
Working through....

Trying just (a).
If , then




Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

If
express the following in terms of y:
a)
b)
I tried doing it a few ways, could exactly figure out what the questions want.
The answers are:
a)
b)

____________
Since , then becomes: y * y * 2, or
____________________
Since , then becomes:
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