Subject Experts Solutions for Chapter: Exponents and Powers, Exercise 4: Let Us Try 14.1

Find the value of the number in exponential form.

$5^2$

Find the value of the number in exponential form.

$8^3$

Find whether the product of the given numbers is a positive number or a negative number. ${\left(-5\right)}^6\times {\left(-3\right)}^7\times {\left(-2\right)}^5$.

Find the value of $3^{2x+1},$ if $x=1$.

Find the value of $\left(x+y\right)$, if $64={\left(-2\right)}^x$ and $729=9^y$.

What is the value of $m$, if ${\left(-2\right)}^3\times {\left(-5\right)}^2=50m$.

What should be multiplied with $5^2$ to get the product is $225$? Write the answer in the exponential form.

What is the value of $x^4+y^4$, if $4^x=64$ and $6^y=36$?