Question

2^(n-1) = 256 ? Please give me the answer​

Answer 1

n = 9

Explanation:

Note that

256 =
`2^(8)`, thus

`2^(n-1)` =
`2^(8)`

Since the bases on both sides are equal (2) equate the exponents

n - 1 = 8 ( add 1 to both sides )

n = 9