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Indian Navy SSR (Sailor) Relations and Functions — practice questions

3 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.

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The range of the function $f(x)=x^2,\; x\in\mathbb{R}$ is:An equivalence relation is one that is:If $f(x) = 2x$ and $g(x) = x + 1$, then $(g\circ f)(x)$ equals: