Q.2.    Simplify and express each of the following in exponential form:

           (iii)\: 25^{4}\div 5^{3}

Answers (1)
M mansi

(iii)\: 25^{4}\div 5^{3}

can be simplified as 

=(5^2)^4\div 5^3

=5^{(2\times 4)}\div 5^3

=5^8\div 5^3

=5^{(8-3)}

=5^{5}

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