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2^(2x-1)-9 X 2^(x-2)+1=0
capital X is multiply sign please help​

1 Answer

2 votes

Answer:

x is undefined

Explanation:

Given the equation

2^(2x-1)-9 X 2^(x-2)+1=0

Recall that

a^x * a^y = a^x+y

Hence

2^(2x-1)-9 X 2^(x-2)+1=0

2^(2x-1)-9 + (x-2)+1 = 0

2^2x - 1 -9 + x -2 + 1 = 0

x is undefined

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