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WAEC - Mathematics (1990 - No. 2)

If 3\(^{2x}\) = 27, what is x?
1
1.5
4.5
18
40.5

解释

3\(^{2x}\) = 27

3\(^{2x}\) = 3\(^3\)

2x = 3

x = 1.5

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