Suppose that a>b>1, then
and 
Therefore, since 2<3<7, 
Choose an arbitrary x>1. You have that a takes the greatest values at x, c takes the smallest value at x. Thus,
a>b>c and
Answer: correct option is B.
Answer:
75
Step-by-step explanation:
x+45+60=180
x+105=180
x=180-105
x=75
Answer:
the answer is c
Step-by-step explanation: