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Multiply
- (7xy+8z)(7xy8z)( 7 x y + 8 z ) ( 7 x y - 8 z )

Question 169

Multiple Choice

Multiply.
- (7xy+8z) (7xy8z) ( 7 x y + 8 z ) ( 7 x y - 8 z )


A) 49x2y2112xyz64z249 x ^ { 2 } y ^ { 2 } - 112 x y z - 64 z ^ { 2 }
B) x2y264z2x ^ { 2 } y ^ { 2 } - 64 z ^ { 2 }
C) 49x2y2+112xyz64z249 x ^ { 2 } y ^ { 2 } + 112 x y z - 64 z ^ { 2 }
D) 49x2y264z249 x ^ { 2 } y ^ { 2 } - 64 z ^ { 2 }

Correct Answer:

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