The best way for solving the problem of question of Polynomials chapter of exercise 2.2 of class 9th ncert math, of question no1(2) give me the best answer of this question in easy and simple way Find the value of the polynomial (x)=5x−4×2+3 (ii) x = – 1

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When x = -1

f(x) = 5x−4x

^{2}+3f(−1) = 5(−1)−4(−1)

^{2}+3= −5–4+3

= −6