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CAT 2017 Surds and Indices — Previous Year Question

Year

CAT 2017

Section

Quantitative

Topic

Surds and Indices

Difficulty

Hard

Question

Slot-2

If 9x−12−22x−2=4x−3×22x−39^{x - \frac{1}{2}} - 2^{2x - 2} = 4^{x - 3} \times 2^{2x - 3}, then xx is

32\frac{3}{2}

25\frac{2}{5}

34\frac{3}{4}

49\frac{4}{9}

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