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​25×4382×22\frac{2^5 \times 4^3}{8^2 \times 2^2}82×2225×43​​​
Question

25×4382×22\frac{2^5 \times 4^3}{8^2 \times 2^2}​​

A.

8

B.

1

C.

5

D.

10

Correct option is A

Given:

25×4382×22\frac{2^5 \times 4^3}{8^2 \times 2^2}

Formula used:

am×an=am+na^m \times a^n = a^{m + n}

aman=amn\frac{a^m}{a^n} = a^{m - n}

(am)n=am×n(a^m)^n = a^{m \times n}​​​​

Solution:

Operation preference wiseSymbolBrackets[],,()Orders, of(power),(root),ofDivision÷Multiplication×Addition+Subtraction\begin{array}{|c|c|} \hline \textbf{Operation preference wise} & \textbf{Symbol} \\\hline \text{Brackets} &[],{}, () \\ \hline \text{Orders, of} & (power), √ (root) , of \\ \hline \text{Division}& ÷ \\ \hline \text{Multiplication} & × \\ \hline \text{Addition} & + \\ \hline \text{Subtraction} & - \\\hline \end{array}

25×4382×22\frac{2^5 \times 4^3}{8^2 \times 2^2}

25×22×323×2×22\frac{2^5 \times 2^{2\times3}}{2^{3\times2} \times 2^2}

25×2626×22\frac{2^5 \times 2^{6}}{2^{6} \times 2^2}

25+6622^{5+6-6-2}

232^3

= 8

Thus, the correct answer is (a).

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