If log2 3x - 1 5 find x - WAEC Mathematics 2016 Question
If log2(3x - 1) = 5, find x.
A
2.00
B
3.67
C
8.67
D
11
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Correct Option: D
Log2(3x - 1) = 5
Log2(3x - 1) = Log225
Log2(3x - 1) = Log232
3x - 1 = 32
3x = 32 + 1 = 33
x = (\frac{33}{3})
= 11
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