Algebraic Expre...

The value of $$(a+b)^2-2(a-b)^2+(a-b)(a+b)$$ is:

Find the value of $$1.05\times 0.95$$ using standard identity.

Find the value of $$1.03^2$$ using identity.

Find the value of $$2x\times 3x^3y^2\times3y^3z^2$$

Find the value of $$199\times 201$$.

Find the value of $$(-2x^2)\times (-3y^2)\times (-6z^2)$$.

Find the value of $$(a+b)^2-(a-b)^2$$.

Find the value of $$(a-b)(a+b)+(b-c)(b+c)+(c-a)(c+a)$$.

$$\left( 3-\sqrt { 7 }  \right) \left( 3+\sqrt { 7 }  \right) =$$?

Using binomial identities, expand the following expression $$(t+3)^2$$