Exercise

Evaluate, if $a=2, b=1$ and $c=10$

$3b\left(a^3-c\right)$

Evaluate, if $a=2, b=1$ and $c=10$

$a^3+b^2+c^2$

Evaluate, if $a=2, b=1$ and $c=10$

${\left(-a-b+c\right)}^2$

Write the algebraic expressions for the following situations.

Rita's age is $4$ less than $4$ times her daughter's age $x$.

Write the algebraic expressions for the following situations.

The expression for a $3-$digit number, when the hundred's digit is $a$, the ten's digit is $b$ and the unit's digit is $c$.

Write the algebraic expressions for the following situations.

The perimeter of an isosceles triangle whose equal sides are of length $p \mathrm{cm}$ each and unequal side is $q \mathrm{cm}$.

Write the algebraic expressions for the following situations.

The speed of a bus is $z \mathrm{m}/\mathrm{s}$. Write its speed in $\mathrm{km}/\mathrm{h}$

Write the algebraic expressions for the following situations.

A pair of shoes cost $₹x$. The cost of a dress is $₹200$ more than $5$ times the cost of the shoes.