1. In the function y= 2 -5x, what is f(3)?
a. 1
b.-1
c.13
d.-13
2. Which of the following is NOT a method in graphing a linear function?
a. using a point
b. using x-intercept and y-intercept
c. using slope and the y-intercept
d. using the slope and a point
3. What is the y-intercept in the function f(x)= 9x + 5?
a. -5. c.-9
b. 9. d.5
4. Which of the following is NOT a linear function?
a. y= 3x - 4
b. f(x)= 2x+5
c. f(x)= x2 + 5
d. f(x)= 5x + 2
5. What do you call to a funcion where the degree is one and its graph is a line?
a. Quadratic Function
b. Linear Function
c. Identity Function
d. Trigonometric Function​