(B) To find $p(-2)$,substitute $x = -2$ into the given polynomial $p(x) = 5x^2 - 11x + 3$.$p(-2) = 5(-2)^2 - 11(-2) + 3$$p(-2) = 5(4) + 22 + 3$$p(-2)

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(B) To find $p(-2)$,substitute $x = -2$ into the given polynomial $p(x) = 5x^2 - 11x + 3$.$p(-2) = 5(-2)^2 - 11(-2) + 3$$p(-2) = 5(4) + 22 + 3$$p(-2) = 20 + 22 + 3$$p(-2) = 45$Therefore,the value of $p(-2)$ is $45$.

Class 9 Mathematics Polynomials Mix Examples - Polynomials

Easy

Find $p(-2)$ for the polynomial $p(x) = 5x^2 - 11x + 3$.

A
$40$
B
$45$
C
$50$
D
$55$

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Find $p(-2)$ for the polynomial $p(x) = 5x^2 - 11x + 3$.

Similar Questions

Evaluate the following using suitable identities: $(105)^{3}$

Classify the following as a linear,quadratic,or cubic polynomial:$5 - 3t$

Show that $p-1$ is a factor of $p^{10}-1$ and also of $p^{11}-1$.

Find $p(1)$,$p(2)$,and $p(4)$ for the following polynomial: $p(y) = y^{2} - 5y + 4$.

If both $x-2$ and $x-\frac{1}{2}$ are factors of $p x^{2}+5 x+r,$ show that $p=r$.

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Classify the following as a linear,quadratic,or cubic polynomial:
$5 - 3t$