MCQ Questions for CBSE Class 7 Math Exponent And Powers Laws Of Exponent I With Answers

Solve brackets first.

Add the powers.

Any number (except 0) raised to the power of 0 is 1.

\\(2^{m}\\div 2^{n}= 2^{m-n}\\)

Convert each 81 into exponent of base 3.

a^m×aⁿ = a^m+n

Multiplication with the same base

\\((x^{a})^{b}=x^{ab}\\)

Use the laws of exponents to find the answer.

Use the laws of powers and exponents to find the answer.