If the function g is defined for all nonzero numbers y by g(y)=, find the value of each of the following. (a)g(2) (b)g(-2) (c)g

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问题 If the function g is defined for all nonzero numbers y by g(y)=, find the value of each of the following.
(a)g(2)
(b)g(-2)
(c)g(2)- g(-2)

选项

答案(a)1(b)-1(c)2

解析
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