Find the domain of the function .

MATHEMATICS · Single correct · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

Find the domain of the function f(x)=2x−1+3x+2f(x)=\sqrt{2x-1}+\dfrac{3}{x+2}. (a) (−2,∞)(-2,\infty) (b) (0.5,∞)(0.5,\infty) (c) [0.5,∞)[0.5,\infty) (d) (−∞,−2)∪[0.5,∞)(-\infty,-2)\cup[0.5,\infty)

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