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    ​94×103×4−4×161256×36\frac{9^4×10^3×4^{-4}×16^{\frac{1}{2}}}{5^6×3^6}56×3694×103×4−4×1621​​ equals:​
    Question

    94×103×44×161256×36\frac{9^4×10^3×4^{-4}×16^{\frac{1}{2}}}{5^6×3^6} equals:​

    A.

    14000\frac{1}{4000}​​

    B.

    49000\frac{4}{9000}​​

    C.

    19000\frac{1}{9000}​​

    D.

    91000\frac{9}{1000}​​

    Correct option is D

    Given:

    94×103×44×161256×36\frac{9^4×10^3×4^{-4}×16^{\frac{1}{2}}}{5^6×3^6}​​

    Formula Used:

    (xa)b=xab(x^a)^b = x^{ab}​​

    xa×ya=(x×y)ax^a \times y^a = (x\times y)^a​​

    Solution:

    94×103×44×161256×36\frac{9^4×10^3×4^{-4}×16^{\frac{1}{2}}}{5^6×3^6}​​

    =94×(2×5)3×456×(32)3×44\frac{9^4×(2×5)^3×4}{5^6×(3^2)^3×4^{4}}​​

    =94×23×5356×(9)3×43\frac{9^4×2^3×5^3}{5^6×(9)^3×4^{3}}​​

    =9×2353×(22)3\frac{9×2^3}{5^3×(2^2)^{3}}​​

    =9×2353×(2)6\frac{9×2^3}{5^3×(2)^{6}}​​

    =953×(2)3\frac{9}{5^3×(2)^{3}}​​

    =9(10)3\frac{9}{(10)^{3}}​​

    =91000\frac{9}{1000}​​

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