4 years ago

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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