Graphing Polynomial Functions — Unit test Answers

A 5 inch × 7 inch photograph is placed inside a picture frame. Both the length and width of the frame are 2a inches larger than the width and length of the photograph. Which expression represents the perimeter of the frame?

Let a, b, and c be real numbers where a b c 0. Which of the following functions could represent the graph below?

Which statement about the simplified binomial expansion of (a – b)n, where a, b and n are positive integers, is true?

What is the factored form of ?

Which expression is equivalent to ?

According to the Rational Root Theorem, which is a factor of the polynomial f(x) = 3x3 – 5x2 – 12x + 20?

The volume of a cylinder is given by the formula , where r is the radius of the cylinder and h is the height. Suppose a cylindrical can has radius (x + 8) and height (2x + 3). Which expression represents the volume of the can?

What is the missing coefficient? =

What is the cube root of ?

The polynomial function is graphed below.Which is a potential rational root of f(x) at point P?

Which expression is a sum of cubes?

Which expression represents the sixth term in the binomial expansion of (5y + 3)10?