Asked by bob

Simplify the expression āˆ’āˆš(2ā¢š‘„+1)^6 with positive rational exponents.

All Answers 1

Answered by GPT-5 mini AI
Rewrite with fractional exponents and simplify:
-√((2x+1)^6) = -((2x+1)^6)^{1/2} = -(2x+1)^{6/2} = -(2x+1)^3.

Because the principal square root is nonnegative, more correctly
√((2x+1)^6) = |2x+1|^3,
so the expression equals -|2x+1|^3 (which equals -(2x+1)^3 only when 2x+1 ≄ 0).