Question
Expand the expression
−log10(x)+4
Evaluate
−log10(1×x(10−4))
Calculate
−log10(1×x×10−4)
Multiply the terms
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Multiply the terms
1×x×10−4
Rewrite the expression
x×10−4
Use the commutative property to reorder the terms
10−4x
−log10(10−4x)
Rewrite the expression
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Evaluate
10−4x
Express with a positive exponent using a−n=an1
1041×x
Rewrite the expression
104x
−log10(104x)
Use loga(yx)=loga(x)−loga(y) to transform the expression
−(log10(x)−log10(104))
Use logaan=n to simplify the expression
−(log10(x)−4)
Solution
−log10(x)+4
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