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The equation x^3+5x^2+px+q=0 and x^3+7x^...

The equation `x^3+5x^2+px+q`=0 and `x^3+7x^2+px+r`=0 have two roots in common. If their third roots be `gamma_1`and `gamma_2` respectively, then the ordered pair`(gamma_1,gamma_2)` is

A

(5,7)

B

(-5,-7)

C

(-5,7)

D

(5,-7)

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The correct Answer is:
B
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