plzz help...........
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3
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given quadratic equation is
x² -x -2 = 0
=> x² -2x +x -2 = 0
=> x( x - 2) + 1( x - 2) = 0
=> ( x -2)( x + 1 ) = 0
=> x-2 = 0 ,or x + 1 = 0
=> x = 2 ,or x = -1
hence the roots are 2 , -1
so, option c Is correct.
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Answered by
62
Answer:
so the answer is option c.
hope it's helpful..
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