State the domain and range of each function:

MATHEMATICS · Multi-part · CBSE · Mathematics · Relations and Functions · Relations and Functions

Problem

State the domain and range of each function: (a) f(x)=x+6f(x)=\sqrt{x+6} (b) f:x↦1x2f:x\mapsto\frac{1}{x^2} (c) f(x)=1x+1f(x)=\frac{1}{x+1} (d) y=−1xy=-\frac{1}{\sqrt{x}} (e) f:x↦13−xf:x\mapsto\frac{1}{3-x} (f) f:x↦4−xf:x\mapsto\sqrt{4-x}

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