Question

Which equation can be used to find the solution of (1/3)^d−5=81 ?

Answer 1

Let's solve your equation step-by-step.

Step 1: Add 5 to both sides.

$\frac{1}{3}^{2} -5+5=81+5$

$\frac{1}{3}^d =86$

Step 2: Solve Exponent to get.

d = −4.054522   or -4.05  hope this helps