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Which of the following are True? (where [.] denotes greatest integer funstion) |
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Answer» if `f(x)=[x],g(x)=|x-1|` then the VALUE of fog `(-7)/(4)+gof(-7)/(4)` is equal to 5 (A) fog `((-7)/(4))=f((11)/(4))=2` `gof((-7)/(4))=g(-2)=|-2-1|=3` (B) only ONE solution (C). `|f(x)|=|x|` `becausef(x)=x,|x|,-|x|` (D). `f(x)=x^(3)` `f^(-1)(x)=x^((1)/(3))` which is not differentiable at `x=0` |
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