Question

Which of √2and 2 is zero of the polynomial p(x)= x³-2x?

Answer 1

Step-by-step explanation:

putting x=√2 in eq.

(√2)^3-2(√2)=2√2-2√2=0

putting x=2

(2)^3-2(2)=8-4

=4

HENCE √2 IS A ZERO OF THE POLYnomial

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