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Elina [12.6K]
4 years ago
14

Given that 2^x = 7, find the value of 4^{x-1}.

Mathematics
1 answer:
pychu [463]4 years ago
7 0

Answer:

{4}^{x - 1}  =  \frac{49}{4}

Step-by-step explanation:

My work is in the attachment but I essentially used a hefty bit of Algebraic manipulation to turn 2^x into 4^(x-1) and then isolating that bit.

Comment if you have any questions.

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