Math, asked by tayyab4, 1 year ago

check whether 1/2 is the zero of the polynomial 2xpower2+x-1 or not

Answers

Answered by kumarmangalam
1
p (x)=2X^2+X-1
p (1/2)=2×(1/2)^2+1/2-1
=2×1/4+1/2-1
=1/2+1/2-1
=2/2-1
=1-1
p (1/2)=0
yes ,1/2 is the zero of polynomial 2X^2+X-1
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