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Relations and Functions — Maths STD 11 Science — Question

CBSE BoardEnglish MediumSTD 11 ScienceMathsRelations and Functions2 Marks
Question
Find the domain of following function given by:
f(x) = x |x|
✓

Answer

 We have, f (x) = x |x|
We konw that 'x' and '|x|' are defined for all real values.
Clearly, f(x) is defined for and $\text{x}\in\text{R}.$
$\therefore$ Domain of f = R 

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