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Find gof and fog, if f : R ->Rand g : R ...

Find gof and fog, if `f : R ->R`and `g : R ->R`are given by `f(x) = cos x`and `g(x)=3x^2`. Show that `gof!=fog`.

Text Solution

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The correct Answer is:
`gof ne fog`
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Knowledge Check

  • The function f : R rarr R given by f(x) = 5-3 sin x

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    only one-one
    B
    only onto
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