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5 votes
Can someone show me the steps? Thanks! HELPPPPPPPPPPP

Can someone show me the steps? Thanks! HELPPPPPPPPPPP-example-1

1 Answer

4 votes
It's just one of those obscure log rules that you need to memorize:
10^(log(x))=x
likewise,
3^(log3(x))=x, x=7 in this case.
Thus A
User Zulaxia
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