Determine whether each pair of functions are inverse functions. 1) f (x) = 10x+9/8, g (x) = 25x-9/10 2) f (x) = x-9, g (x) = x+9
a. both 1 and 2 are inverse functions.
b. only 2 is an inverse function
c. brother 1 nor 2 is an inverse function.
d. only 1 is an inverse function
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