Factor the polynomial completely.
-$$a ^ { 2 } + 3 a b - 28 b ^ { 2 }$$
A) $( a - 7 b ) ( a + b )$
B) $( a - b ) ( a + 4 b )$
C) $( a - 7 b ) ( a + 4 b )$
D) $( a + 7 b ) ( a - 4 b )$

Question

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The Answer of Factor the polynomial completely.
-$$a ^ { 2 } + 3 a b - 28 b ^ { 2 }$$
A) $( a - 7 b ) ( a + b )$
B) $( a - b ) ( a + 4 b )$
C) $( a - 7 b ) ( a + 4 b )$
D) $( a + 7 b ) ( a - 4 b )$

Factor the Polynomial Completely a2+3ab−28b2a ^ { 2 } + 3 a b - 28 b ^ { 2 }a2+3ab−28b2

Factor the Polynomial Completely $a ^ { 2 } + 3 a b - 28 b ^ { 2 }$