Write the algebraic expression for the following.

Two-fifth of a number $p$ added to $9$

Write the algebraic expression for the following.

Sum of numbers $p$ and $2$ subtracted from the product of $A$ and $B$.

Write the following in exponential form.

$m\mathit{\times }m\mathit{\times }m\mathit{\times }m\mathit{\times }m$

Write the following in exponential form.

$5\times 5\times 2\mathit{\times }a\mathit{\times }a\mathit{\times }a$

Write the following in exponential form.

Write the sum of the numerical coefficient of each term of the following algebraic expression.

$2p^3-5p^2+7$

Write the sum of the numerical coefficients of each term in $2a^2+11b^2-9c^2$.

Write the sum of the numerical coefficient of each term of the following algebraic expression.

Write down the terms and factors of the following algebraic expression using the tree diagram.

$x^2+3xy-27$