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Factor the Polynomial Completely x2y49yx2+49x ^ { 2 } y - 49 y - x ^ { 2 } + 49

Question 128

Multiple Choice

Factor the polynomial completely.
- x2y49yx2+49x ^ { 2 } y - 49 y - x ^ { 2 } + 49


A) (x+7) 2(y+1) ( x + 7 ) ^ { 2 } ( y + 1 )
B) (x+7) (x7) (y1) ( x + 7 ) ( x - 7 ) ( y - 1 )
C) (x+7) (x7) (y+1) ( x + 7 ) ( x - 7 ) ( y + 1 )
D) (x7) 2(y1) ( x - 7 ) ^ { 2 } ( y - 1 )

Correct Answer:

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