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AP EAMCET2001MathematicsFunctions

If x= _ 0.1 0.001, y= ₉ 81, then x-2 y is equal to

Options

  1. A3- 2
  2. B3 -2
  3. C2 -1
  4. D2 -2

Correct answer

C. 2 -1

Step-by-step solution

Since, x= _ 0.1 (0.1)^3=3 _ 0.1 0.1=3 Now, aligned y & = ₉ 81= ₉ 9^2=2 & = ( 2 -1)^2 = 2 -1 aligned

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