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NEST2021MathematicsTrigonometric Ratios & Identities

Let f(x)= x and g(x)= x, x R . Define h(x)= f(g(x)) g(f(x)) . Then

Options

  1. Ah(x) 0 wherever h(x) is well-defined
  2. Bdomain of 1 h(x) is x R : x (2 n+1) 2 , n Z
  3. Cdomain of h(x) is R
  4. Dh(x) 1 wherever h(x) is well-defined

Correct answer

D. h(x) 1 wherever h(x) is well-defined

Step-by-step solution

No solution available.

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