Add or Subtract $9 \sqrt [ 3 ] { x ^ { 3 } y ^ { 10 } } + 4 x y \sqrt [ 3 ] { 27 y ^ { 7 } }$

question 47

Multiple Choice

Add or subtract. Assume all variables represent positive real numbers.
- $9 \sqrt [ 3 ] { x ^ { 3 } y ^ { 10 } } + 4 x y \sqrt [ 3 ] { 27 y ^ { 7 } }$

• A) \(13 x y 4 \sqrt [ 3 ] { 27 y }\)
• B) \(13 x ^ { 2 } y ^ { 4 } \sqrt [ 3 ] { y }\)
• C) \(21 x ^ { 2 } y ^ { 3 } \sqrt [ 3 ] { 3 y }\)
• D) \(21 \mathrm { xy } ^ { 3 } \sqrt [ 3 ] { \mathrm { y } }\)

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Definitions:

Femur

The longest and strongest bone in the human body, located in the thigh, connecting the hip to the knee.

Thighbone

Another term for the femur, which is the longest and strongest bone in the human body, connecting the hip to the knee.

Pneum/o

A prefix in medical terms related to the lungs or air, usually used to denote conditions, procedures, or parts of the body involving the respiratory system.

Combining Form

A form or morpheme used in linguistic construction that combines with other forms to create words.