If f(x)=5x-25 and g(x)=1/5 x +5, which expression could be used to verify g(x) is the inverse of f(x)?
If ( f(x) = 5x - 25 ) and ( g(x) = \frac{1}{5}x + 5 ), which expression can be used to verify that ( g(x) ) is the inverse of ( f(x) )?
A. ( \frac{1}{5} \left( \frac{1}{5}x + 5 \right) + 5 )
B. ( \frac{1}{5} (5x - 25) + 5 )
C. ( \frac{1}{(1/5)x + 5} + 5 )
D. ( 5 \left( \frac{1}{5}x + 5 \right) )
2 Answers
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