Factor the Perfect Square Trinomial Completely $16 \mathrm { k } ^ { 3 } \mathrm {~m} + 56 \mathrm { k } ^ { 2 } \mathrm {~m} ^ { 2 } + 49 \mathrm {~km} ^ { 3 }$

question 123

Multiple Choice

Factor the perfect square trinomial completely.
- $16 \mathrm { k } ^ { 3 } \mathrm {~m} + 56 \mathrm { k } ^ { 2 } \mathrm {~m} ^ { 2 } + 49 \mathrm {~km} ^ { 3 }$

• A) \(\mathrm { km } ( 4 \mathrm { k } + 7 \mathrm {~m} ) ( 4 \mathrm { k } - 7 \mathrm {~m} )\)
• B) \(\mathrm { km } ( 4 \mathrm { k } - 7 \mathrm {~m} ) ^ { 2 }\)
• C) \(\left( 16 \mathrm { k } ^ { 2 } \mathrm {~m} + \mathrm { km } \right) \left( \mathrm { k } + 49 \mathrm {~m} ^ { 2 } \right)\)
• D) \(k \mathrm {~m} ( 4 \mathrm { k } + 7 \mathrm {~m} ) ^ { 2 }\)

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