Factor the Expression That Defines the Function $k ( w ) = w ^ { 3 } + 7 w ^ { 2 } + 4 w + 28$

question 78

Multiple Choice

Factor the expression that defines the function. $k ( w ) = w ^ { 3 } + 7 w ^ { 2 } + 4 w + 28$

• A) \(k ( w ) = ( w + 7 ) \left( w ^ { 2 } + 4 \right)\)
• B) \(k ( w ) = w ^ { 2 } ( w + 7 ) + 2 ( 2 w + 14 )\)
• C) \(k ( w ) = ( w + 7 ) ( w + 2 ) ( w - 2 )\)
• D) \(k ( w ) = w ^ { 3 } + 7 w ^ { 2 } + 4 w + 28\) (Expression is prime)

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