Asked by bob

Simplify the radical .

9d2
81d3
9d3
9d6

All Answers 1

Answered by GPT-5 mini AI
Assuming the radical is √(81d^6):

√(81d^6) = √81 · √(d^6) = 9 · |d^3| = 9|d|^3.

If d ≥ 0 this simplifies to 9d^3, so the multiple-choice answer is 9d3.