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MHT CET20192 May 2019Morning ShiftMathematicsFunctionsActual

If f x = 3 x - 2 and g x = x 2 , then f o g x = ________

Options

  1. A3 x 2 - 2
  2. B3 x 2 + 2
  3. C3 x - 2
  4. D2 - 3 x 2

Correct answer

A. 3 x 2 - 2

Step-by-step solution

Given: f x = 3 x - 2 g x = x 2 N o w , f o g x = f g x = f x 2 = 3 x 2 - 2

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