Given that 3 42x 16 find the value of x - JAMB Mathematics 2004 Question
Given that 3√42x = 16, find the value of x
A
4
B
6
C
3
D
2
correct option: c
3√42x = 16
this implies that (3√42x)3 = (16)3
42x = 42*3
42x = 46
∴ 2x = 6
x = 3
this implies that (3√42x)3 = (16)3
42x = 42*3
42x = 46
∴ 2x = 6
x = 3
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