JEE Advanced Mathematics question
The function will be an invertible function if belongs to
Answer: (B)
Solution
is a continuous function with as , so it is onto ; it is invertible iff it is one-one, i.e. strictly monotonic (here: increasing).
f'(x) = + 2λ x + 5 + 2 2x \ \ + 2λ x + 3 ( 2x -1).
If the quadratic ha
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