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Question

log(x2)+log(y2) is equal to

A
log(x2+y2)
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B
2log(xy)
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C
2log(x+y)
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D
logx2y2
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Solution

The correct option is B 2log(xy)
log(x2)+log(y2)
=log(x2×y2)=log(xy)2=2logxy

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