Distance between Two Points on the Same Coordinate Axes
Find G.C.D of...
Question
Find G.C.D of: (x2−9)(x−3) and x2+6x+9
A
(x+3)2
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B
(x-3)
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C
(x+3)
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D
None of these
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Solution
The correct option is C (x+3) p(x)=(x2−9)(x−3) =(x2−32)(x−3) =(x−3)(x+3)(x−3) and q(x)=x2+6x+9 =x2+3x+3x+9 =x(x+3)+3(x+3) =(x+3)(x+3) ∴ G.C.D of p(x) and q(x)=x+3 Option C is correct.