JAMB - Mathematics (2004 - No. 37)
Given that 3√42x = 16, find the value of x
4
6
3
2
Explanation
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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