2. Polynomials
easy

निम्नलिखित पर बहुपद $5 x-4 x^{2}+3$ के मान ज्ञात कीजिए

$x=-1$

A

$6$

B

$-6$

C

$5$

D

$4$

Solution

$p(x)=5 x-4 x^{2}+3$

$p(-1)=5(-1)-4(-1)^{2}+3$

$=-5-4(1)+3=-6$

Standard 9
Mathematics

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