Answer:
f^-1(x) = x+1
Step-by-step explanation:
y = x-1
x = y-1
y = x+1
Answer:
The median is 20.
Step-by-step explanation:
When lined from least to most (15, 20, 20, 22, 25) 20 is the middle number.
Answer:
10!
Step-by-step explanation:
Exuse me if im wrong :')
Answer:
7/20 = x/400
Step-by-step explanation: