Question

find the zeroes of the polynomial of x2 + 2x +1
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Answer 1

=x²+2x+1
=x²+x+x+1
=x(x+1)+1(x+1)
=(x+1)(x+1)
x+1=0
⇒x= -1
∴zeroes of this polynomial are -1 and -1

I hope it helps uhhh✌✌