Answer:
<em>f(g(x)) = </em><em> ; g(f(x)) = 7x - 30</em>
Step-by-step explanation:
The answer is a
2+5 4/2
144.44
C = 2 x π x r . C = 2 x 3.14 x 23 = 144.44
please i work on by paper worksheet, see it
how can i work it
