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iGCSE (2021 Edition)

6.04 Solving exponential equations

Interactive practice questions

Solve $4^x=4^8$4x=48.

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Solve $x^5=3^5$x5=35.

Solve $8^{-7}=x^{-7}$87=x7.

Solve $3^x=3^{\frac{2}{9}}$3x=329.

Outcomes

0606C7.2

Know and use the laws of logarithms (including change of base of logarithms).

0606C7.3

Solve equations of the form a^x = b.

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