Question
Mathematics Question on Functions
Consider the linear function from Z to Z: f= {(0, -5), (1, 0), (2, 5), (-1, -10)}. Then the function f(x) is
A
f(x)=5x-5
B
f(x) = 5x
C
f(x)=x-5
D
f(x) = -5
Answer
f(x)=5x-5
Explanation
Solution
The correct option is(A): f(x)=5x-5