1. 1. Find the roots of the following equations. (i) - x2 + x + 2 = 0
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Hello mate.......
-x²+2x-x+2 ( middle term split method.)
so, -x(x-2)-1(x-2)
so, x-2 is common
hence , (-x-1) (x-2)
so, one root is x-2=0 so x=2
and another is -x-1=0, -x= 1 and x=-1
so 1 and -1 are the roots of that polynomial
mark as brainiest.
Answered by
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1 AND -1 ARE UR ANSWERS.......
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