5th 6 Weeks, Week 5 Homework Accelerated

a) f(4)=

b) f(-1)=

c) If f(x)=3, x= and x=

(Smaller value first)

slope:

y-intercept: (0, )

Equation:

x-intercept: ( ,0)

slope:

y-intercept:(0, )

equation:

zero:( ,0)

slope:

y-intercept:(0, )

equation:

x-intercept:( ,0)

Axis of symmetry: x=

Vertex: ( , )

Domain:

Range:

Axis of Symmetry: x=

Vertex: ( , )

Domain:

Range:

The exponential function that models this situation is f(t)=

The value of the van after 8 years is $