Write $- \sqrt [ 9 ] { x + y }$ using positive rational exponents.
A) $- ( x + y ) ^ { 9 }$
B) $( - x - y ) ^ { \frac { 1 } { 9 } }$
C) $- ( x + y ) ^ { \frac { 2 } { 9 } }$
D) $( x + y ) ^ { - \frac { 1 } { 9 } }$
E) $- ( x + y ) ^ { \frac { 1 } { 9 } }$

Question

Quizplus · Accepted Answer

The expression $- \sqrt [ 9 ] { x + y }$ can be rewritten using positive rational exponents as $- ( x + y ) ^ { \frac { 1 } { 9 } }$, which matches option E.

Write −x+y9- \sqrt [ 9 ] { x + y }−9x+y​

Write $- \sqrt [ 9 ] { x + y }$