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Find the value of x for which 2 32x-1 162 - JAMB Mathematics 2007 Question

Find the value of x for which 2(32x-1) = 162

A
5/2
B
3/2
C
2/5
D
1/2
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Correct Option: A

2(32x-1) = 162

32x-1 = 162/2

32x-1 = 81

32x-1 = 32

2x - 1 = 4 (equating the indices)

2x = 5
5/2

x =

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