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A(x)=3^2 If 81 came out, what was dropped in? I have rewritten the problem to 3^x=81 but do not know how to solve it.
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A(x)=3^2 If 81 came out, what was dropped in? I have rewritten the problem to 3^x=81 but do not know how to solve it.
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Nov 8, 2015
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If 81 came out, what was dropped in?
I have rewritten the problem to
but do not know how to solve it.
Mathematics
high-school
Leon Barkan
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Leon Barkan
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Paul Boutes
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Nov 10, 2015
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It is good equation. Look, that:
81 = 3 x 3 x 3 x 3 = 3^4.
So you have to solve:
3^x = 3^4
exponents have to be the same, so
x=4
That's mean that A(4) = 81
Gauri Bhosle
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Nov 13, 2015
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Gauri Bhosle
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