1.

What will come in place of '?' in the following equation?(5x - 3)(x + 4) - (2x + 5)(3x - 4) = ?

A. -x2 + 10x - 8
B. -x2 + 10x + 8
C. x2 + 10x - 8
D. -x2 - 10x + 8
Answer» C. x2 + 10x - 8


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