If x square - 2 X + 1 is equal to zero and X square + 2 X +p
is equal to zero have common root then P is equal to
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Step-by-step explanation:
the root of x2-2x+1 is -1 as x2-2x+1=(x-1)2
As sum of roots of x2+2x+p is -2
2nd root = -3
In ax2+bx+c=0
product of roots = c/a = -3
c=-3a
therefore p=-3
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