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Let R be the set of real number and the ...

Let R be the set of real number and the mapping `f :R to R and g : R to R` be defined by `f (x)=5-x^(2)and g (x)=3x-4,` then the value of (fog) `(-1)` is

A

`-44`

B

`-54`

C

`-32`

D

`-64`

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The correct Answer is:
A
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TARGET PUBLICATION-SETS, RELATIONS AND FUNCTIONS-COMPETITVE THINKING
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