Question

Solve the exponential equation 6^-3x=216

Answer 1

46656

Explanation:

Answer 2

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