Let $f:R\to R$ be any function. Also $g:R\to R$ is defined by $g\left(x\right)=\left|f\left(x\right)\right|$ for all $x\dot{}$ Then is a. Onto if $f$ is onto b. One-one if $f$ is one-one c. Continuous if $f$ is continuous d. None of these

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