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Question

If 2x3.32x8=36, then value of x is ____ .

A
2
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B
5
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C
3
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D
1
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Solution

The correct option is A 5
2x3×32x8=4×9
2x3×32x8=22×32
2x5×32x10=1
x=5
as RHS is 1, the powers have to be zero on the LHS as anything raise to 0 is always 1
Thus x5=0x=5

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