Question
Using the formula for squaring a binomial, evaluate the following:
$(704)^2$
$(704)^2$
✓
Answer
$ (704)^2 $
$ =(700+4)^2 $
$ =(700)^2+2 \times 700 \times 4+(4)^2 $
$ =490000+5600+16 $
$ =495616 $
$ =(700+4)^2 $
$ =(700)^2+2 \times 700 \times 4+(4)^2 $
$ =490000+5600+16 $
$ =495616 $
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
How many edges are there in a: Cuboid.
Consider the parallelogram. Find the degree values of the unknowns $x, y, z.$
.
→.
Find the cost of plastering the inner surface of a well at Its $9.50$per $m^2$, if it is $21\ m$ deep and diameter of its top is $6\ m.$
→Factorise the following, using the identity $\mathrm{a}^2-2 \mathrm{ab}+\mathrm{b}^2=(\mathrm{a}-\mathrm{b})^2$.
$y^2-14 y+49$
→$y^2-14 y+49$
Using suitable identities, evaluate the following.
$(1005)^2$
→$(1005)^2$
Simplify: $(2^5÷ 2^8) × 2^{-7}$
→Find the squares of the following numbers: $265$
→How many faces are there in a: Pentagonal.
Add: $4y(3y^2+ 5y – 7)$ and $2(y^3– 4y^2+ 5)$
→What is the least number that should be added to $6200$ to make it a perfect square?
→