Factor Out the Greatest Common Factor $42 x ^ { 4 } + 30 x ^ { 2 }$

question 170

Multiple Choice

Factor out the greatest common factor.
- $42 x ^ { 4 } + 30 x ^ { 2 }$

• A) \(6 x ^ { 2 } ( 7 x + 5 )\)
• B) \(6 \times \left( 7 x ^ { 3 } + 5 \right)\)
• C) \(6 x ^ { 2 } \left( 7 x ^ { 2 } + 5 \right)\)
• D) \(x ^ { 2 } \left( 42 x ^ { 2 } + 30 \right)\)