Kris5
help please...logx2^125=3



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Kris5
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dw:1359685466629:dw

Kris5
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I need to solve for x

anonymous
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\[\log_{x2}(125)=3\]?

anonymous
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this means
\[(x2)^3=125\]

anonymous
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which tells you \(x2=5\)

Kris5
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yes I went up to there...so then I subtracted 2 from 5

Kris5
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wait nvrm what i said there

Kris5
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ohhh i seee...i was adding 2 to 125 first

Kris5
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that's why I kept getting 5

Kris5
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thanks :)

anonymous
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\[x2=5\iff x=7\]