1.

HCF and LCM of two polynomials are (x + 3) and (x3 - 9x2 - x + 105). If one of the two polynomials is (x2 - 4x - 21), then the other is

A. x2 + 2x - 21
B. x2 + 2x + 15
C. x2 - 2x - 15
D. x2 - x - 15
Answer» D. x2 - x - 15


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