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Algebra

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The range of the function $g(x) = \frac{2}{2+4x^2}$ can be written as an interval $(a,b]$ . What is $a+b$ ?

CENTTRAL Jul 17, 2021

1⁺⁰ Answers

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If $x = \pm \infty$ then $g(x) = 0$ so a = 0

If $x = 0$ then $g(x)=1$ so b = 1

Alan Jul 18, 2021

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