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If the function g is defined for all nonzero numbers y b

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If the function g is defined for all nonzero numbers y b [#permalink] New post 23 May 2019, 02:23
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If the function \(g\) is defined for all nonzero numbers \(y\) by \(g(y)=\frac{y}{|y |}\), find the value of each of the following.

(a) \(g(2)\)

(b) \(g(-2)\)

(c) \(g(2) -g(-2)\)

[Reveal] Spoiler: OA
(a) 1 (b) −1 (c) 2


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Re: If the function g is defined for all nonzero numbers y b [#permalink] New post 23 May 2019, 05:39
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Carcass wrote:
If the function \(g\) is defined for all nonzero numbers \(y\) by \(g(y)=\frac{y}{|y|}\), find the value of each of the following.

(a) \(g(2)\)

(b) \(g(-2)\)

(c) \(g(2) -g(-2)\)

[Reveal] Spoiler: OA
(a) 1 (b) −1 (c) 2



(a) \(g(2)=\frac{2}{|2|}=\frac{2}{2}=1\)

(b) \(g(-2)=\frac{-2}{|-2|}=\frac{-2}{2}=-1\)

(c) \(g(2) - g(-2) = 1 - (-1) = 2\)

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Brent
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Re: If the function g is defined for all nonzero numbers y b   [#permalink] 23 May 2019, 05:39
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If the function g is defined for all nonzero numbers y b

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