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6.01 Logarithms

Interactive practice questions

Rewrite the equation $5^2=25$52=25 in logarithmic form (with the index as the subject of the equation).

Easy
< 1min

Rewrite the equation $3^x=81$3x=81 in logarithmic form (with the index as the subject of the equation).

Easy
< 1min

Rewrite the equation $3^1=3$31=3 in logarithmic form (with the index as the subject of the equation).

Easy
< 1min

Rewrite the equation $2^0=1$20=1 in logarithmic form (where the index is the subject of the equation).

Easy
< 1min
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Outcomes

ACMMM151

define logarithms as indices: a^x=b is equivalent to x=log_a ⁡b i.e. a^(log_a ⁡b)=b

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