Add or subtract. Assume all variables represent positive real numbers.
-$12 \sqrt [ 3 ] { 3 } + 3 \sqrt [ 3 ] { 3 }$
A) $15 \sqrt [ 3 ] { 6 }$
B) $15 \sqrt [ 3 ] { 9 }$
C) $- 9 \sqrt [ 3 ] { 3 }$
D) $15 \sqrt [ 3 ] { 3 }$

Question

Quizplus · Accepted Answer

The terms $12 \sqrt [ 3 ] { 3 }$ and $3 \sqrt [ 3 ] { 3 }$ are like terms and can be added together to get $15 \sqrt [ 3 ] { 3 }$.

Add or Subtract 1233+33312 \sqrt [ 3 ] { 3 } + 3 \sqrt [ 3 ] { 3 }1233​+333​

Add or Subtract $12 \sqrt [ 3 ] { 3 } + 3 \sqrt [ 3 ] { 3 }$