So after one month, FE (fitness explosion) costs $26 and Fitquest is $70; two months it's FE = $52, FQ = $85; three months it's FE = $78, FQ = $100; four months FE = $104, FQ = $115; five months FE = $130, FQ = $130. So answer C. 5 months is correct.
Answer: f-1 (x) = x/4
Step-by-step explanation:
Answer:
and
.
Step-by-step explanation:
The equation can be simplified with the help of trigonometric identities:

Which means that equation is equal to zero if any component of the product is zero. The solutions of the expression are:
a) 

b) 



Any value different of both subsets do not satisfy the equation described above.
Answer:
4/3
Step-by-step explanation:
with slope remember rise over run, the vertical difference is 4 and the horizontal difference is 3. The line slopes down to the left so it is positive.
Answer:
(x+2)²+1
Step-by-step explanation:
because the graph we know that gx is (x+2)²+1