determine whether given value of x is zero of a given polynomial or not x2 +x+1
questions I hve given answer step wise please
questions I hve given answer step wise please
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(a) X= -1
X^2 + X +1 = (-1)^2 + (-1) + 1 = 1 + (-1) +1= 1
IT IS NOT A ZERO OF POLYNOMIAL.
(b) x=0
= 0 +0 + 1 =1
IT IS NOT A ZERO OF POLYNOMIAL.
(c) x =2
=4+2+1=7
IT IS NOT A ZERO OF POLYNOMIAL.
(d) x= 3
= 9+3+1=13
IT IS NOT A ZERO OF POLYNOMIAL.
(e) x =4
= 16+4+1 = 21
IT IS NOT A ZERO OF POLYNOMIAL.
(f) x= -3
= 9+(-3) +1=7
IT IS NOT A ZERO OF POLYNOMIAL
(g) x= -2
= 4+(-2)+1=3
IT IS NOT A ZERO OF POLYNOMIAL
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