Practice Introduction to Polynomials - SSC Class 9 Offered by Unacademy

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Introduction to Polynomials

Quick practice

Question 1 of 4

Find the coefficient of $x^{2}$ in the polynomial $P(x)=x^{2}+(\sqrt{2} x+1)(x-1)+1$

A

$1-\sqrt{2}$

B

$\sqrt{2}$

C

1

D

$1+\sqrt{2}$