Find the zeros of quadratic polynomials x2-5 and rs agerwal
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x2-5 can be written as
(x-root5)(x+root5)=0
x-root5=0
x=root5
and x+root5=0
x=-root5
(x-root5)(x+root5)=0
x-root5=0
x=root5
and x+root5=0
x=-root5
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