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Solve the exponential equation 6^-3x=216

User Thaleshcv
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2 Answers

3 votes

Answer:

46656

Explanation:

User Diemacht
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7.5k points
3 votes

Answer:

x = - 1

Explanation:

note that 216 = 6³ , then


6^(-3x) = 6³

since bases on both sides are the same, both 6 then equate the exponents

- 3x = 3 ( divide both sides by - 3 )

x = - 1

User Brandan
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7.6k points