Algebraic Expre...

The value of $$(7.2)^2$$ is (use an identity to expand):

The expansion of $$(2x - 3y)^2$$ is:

Which of the following relation is correct.

Which of the following relation is correct.

Find the product of the following pairs:
$$-3l,-2m$$

Find the product of the following pairs: $$6,7k$$

$$(a + b)^{2} - (a - b)^{2}=$$ _____.

The product of $$(x - 1)(2x - 3)$$ is _____

The value of $$\displaystyle\left (5^{\tfrac {1}{2}} + 3^{\tfrac {1}{2}}\right ) \left (5^{\tfrac {1}{2}} - 3^{\tfrac {1}{2}}\right )$$ is:

Find the product of $$\left(\dfrac{1}{2}x^2-\dfrac{1}{3}y^2\right)$$ and $$\left(\dfrac{1}{2}x^2+\dfrac{1}{3}y^2\right)$$.