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April 1, 2015

April 1, 2015

Posted by **erick** on Thursday, June 10, 2010 at 2:35pm.

- math -
**Reiny**, Thursday, June 10, 2010 at 4:18pmg(x) = (2/3)x + 4

or

y = (2/3)x + 4

inverse :

x = (2/3)y + 4

3x = 2y + 12

2y = 3x - 12

y = (3/2)x - 6

test:

g(6) = (2/3)(6) + 4

= 8

g^-1(8) = (3/2)(8) - 6

= 12-6 = 6

my answer is correct

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