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If f,g:R to R are defined f(x) = {(0 if ...

If `f,g:R to R` are defined `f(x) = {(0 if , x in Q),(1 if, x in Q):}, g(x) = {(-1 if , x in Q),(0 if, x !in Q):}`
then find `(fog)(pi)+(gof)(e )`.

Text Solution

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The correct Answer is:
`-1`
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