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Neha Hema raj Asked a Question
February 9, 2021 5:50 pmpts 1 pts
  • IIT JAM
  • Mathematics (MA)

How to find if a function is one-one in the given interval?

Let f(x) = 2x 9x +7. Which of the following is true? fis one-one in the interval [-1, 1] f is one-one in the interval [2, 4] (A) (B) f is NOT one-one in the interval |4, 0] (C) f is NOT one-one in the interval [0, 4] (D)
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  • Priyadarshan Choursiya Best Answer
    check in which interval f is strictly increasing. ie f' greater than 0
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