Directions: Numeric Entry - input your answer in the blank below.A one-to-one function is one where no value of f(x) appears for two different values of x. Which of the following functions is not one-to-one?
A
f(x) = 2x - 6
B
f(x) = x
C
f(x) = x2
D
f(x) = 3x + 5
E
f(x) = 2x
Subscribe to the Daily Email Service!