7. Express log102 + 1 in the form of log 10x
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7. Express log102 + 1 in the form of log 10x
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log 10² + 1
= 2 log 10 + log 10
= 3 log 10
= log 10³
log 10 = 1
so
log 2 + 1
= log 2 + log 10
= log (2 x 10)
= log 20