Find the Missing Factor or Exponent(s) $$\left( \frac { x ^ { 15 } y ^ { 10 } } { z ^ { 8 } } \right) ^ { ? } = \frac { x ^ { 135 } y ^ { 90 } } { z ^ { 72 } }$$

question 90

Multiple Choice

Find the missing factor or exponent(s) .
- $$\left( \frac { x ^ { 15 } y ^ { 10 } } { z ^ { 8 } } \right) ^ { ? } = \frac { x ^ { 135 } y ^ { 90 } } { z ^ { 72 } }$$

• A) 8
• B) 10
• C) 15
• D) 9

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