Answer:
x=6y=11=z?
Step-by-step explanation:
i dont know im not perfect in math
Answer:
The answer is B.
Step-by-step explanation:
Graph it on Desmos.
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Replace the x in 7x by (3x + 1):-
(f o g)(x) = 7 * (3x + 1)
= 21x + 7 which is choice D.
They are inverses if f( (g(x)) = x
f((g(x)) = (1/2) (2x + 4) - 2 = x + 2 - 2 = x
so this proves that g(x) is the inverse of f(x)
the other inverse g((f(x)) should also be = x