Write the function without radicals by using fractional exponents.
-$$y = \sqrt [ 3 ] { x ^ { 2 } } - \sqrt { 7 x }$$
A) $y = x ^ { 1 / 3 } - ( 7 x ) ^ { 1 / 2 }$
B) $y = x ^ { 3 / 2 } - 7 x ^ { 1 / 2 }$
C) $y = x ^ { 2 / 3 } - ( 7 x ) ^ { 1 / 2 }$
D) $y = x ^ { 2 / 3 } - 7 x ^{1 / 2}$

Question

Quizplus · Accepted Answer

The cube root of $x^2$ is $x^{2/3}$, and the square root of $7x$ is $(7x)^{1/2}$.

Write the Function Without Radicals by Using Fractional Exponents y=x23−7xy = \sqrt [ 3 ] { x ^ { 2 } } - \sqrt { 7 x }y=3x2​−7x​

Write the Function Without Radicals by Using Fractional Exponents $y = \sqrt [ 3 ] { x ^ { 2 } } - \sqrt { 7 x }$