R S Aggarwal Solutions for Chapter: Exponents, Exercise 4: TEST PAPER

Evaluate ${\left(\frac{-2}{3}\right)}^{-5}$

Evaluate ${\left(\frac{5}{7}\right)}^0$

Express $180000$ in standard form.

Express $0.000003$ in standard form.

$0.0000123$ written in standard form is _____ $\times {10}^{-5}$

Answer as an improper fraction:

${\left(\frac{-2}{3}\right)}^{-2}=$ _____

$3\times {10}^{-3}$ in usual form is_____

$5.32\times {10}^{-4}$ in usual form is _____