Polynomials Tes...

For what value of $$k$$, $$-2$$ is a zero of the polynomial  $$3x^2 + 4x + 2k$$?

The value of the polynomial $$x^{3} -27$$ when $$x = 3$$ is

$$(a -b)^2 -(a + b)^2$$ is equal to:

Find the value of $$99\times 101$$ using standard identity.

Using standard identity, find the value of $$(a+2b)^2$$.

Using standard identity, find the value of $$102^2$$.

Using standard identity, find $$(2x-y)^2$$.

The value of the polynomial $$2x^{5} - 5x^{3} - 10x + 9$$ when $$x = -1$$

Using standard identity, find the value of $$99^2$$.

Find the value of $$995^2-5^2$$.