Find the value of the polynomial $3 x^{3}-4 x^{2}+7 x-5,$ when $x=-3$
$160$
$143$
$-143$
$-160$
Let $p(x)=3 x^{2}-4 x^{2}+7 x-5$
Now, $p(-3)=3(-3)^{3}-4(-3)^{2}+7(-3)-5$
$=3(-27)-4(9)-21-5$
$=-81-36-21-5$
$=-143$
One of the zeroes of the polynomial $2 x^{2}+7 x-4$ is
Degree of the polynomial $4 x^{4}+0 x^{3}+0 x^{5}+5 x+7$ is
Evaluate the following products without multiplying directly
$88 \times 86$
Factorise the following:
$16 x^{2}+4 y^{2}+9 z^{2}-16 x y-12 y z+24 x z$
Which of the following expressions are polynomials in one variable and which are not $?$ State reason for your answer. If the given expression is a polynomial, state whether it is a polynomial in one variable or not
$\pi x^{2}-\sqrt{3} x+11$
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