Question

what is an equivalent expression for −(b 1/4)12?(1 point) 1 b3 the fraction with numerator 1 and denominator b cubed−b 1/3negative b raised to the 1 third power−b3negative b cubed−b−3negative b to the negative 3 power

Answer 1

Use the power rule (a^m)^n = a^{mn}: (b^{1/4})^{12} = b^{(1/4)*12} = b^3. With the leading minus sign, the expression equals -b^3.