(3.02) Part A: Does the following table represent a function of x? Justify your answer. (5 points)
1
1
2
5
8
X
4
Part B: The total cost f(x), in dollars, for renting a house for x months is shown below:
f() = 1100z + 800
What is the value of f(28) and what does f(28) represent? (5 points)

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters