Question
Evaluate:
$(107)^2$
$(107)^2$
✓
Answer
$(107)^2=(100+7)^2$
$=(100)^2+2 \times(100) \times(7)+(7)^2$
$=10000+1400+49$
$=11449$
$=(100)^2+2 \times(100) \times(7)+(7)^2$
$=10000+1400+49$
$=11449$
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
Simplify the following expression:$(\sqrt{5}-2)(\sqrt{3}-\sqrt{5})$
→$LM$ is a line parallel to the $y-$axis at a distance of $3$ units:
$i.$ What are the coordinates of the points $P, R$ and $Q?$
$ii.$ What is the difference between the abscissa of the points $L$ and $M?$
→$i.$ What are the coordinates of the points $P, R$ and $Q?$
$ii.$ What is the difference between the abscissa of the points $L$ and $M?$
Find the length of the longest pole that can be put in a room of dimension $(10\ m \times 10\ m \times 5\ m).$
→If the heights of $5$ persons are $140\ cm, 150\ cm, 152\ cm, 158\ cm$ and $161\ cm$ respectively. Find the mean height.
→Express the following equation in the form $ax + by + c = 0$ and indicate the values of $a, b, c$ in case. $3x + 5y = 7.5$
→In the following equations, find which variables $x, y$ and $z$ etc. represent rational or irrational numbers: $\text{u}^2=\frac{17}{4}$
→In the following two polynomials, find the value of $a$, if $x+a$ is a factor. $x^4-a^2 x^2+3 x-a$
→Find the remainder when $x^3-a x^2+6 x-a$ is divided by $x - a$.
→Diagonals of a quadrilateral $ABCD$ bisect each other. If $\angle\text{A}=35^\circ$ determine $\angle\text{B}.$
→Solve the equation $2x +1 = x - 3$, and represent the solution(s) on the number line.
→