Modeling Functions Using Finite Differences

Question 1

What type of function is represented in the table?

Revolt · Accepted Answer

quadratic

Question 2

Which descriptions are true of the function shown in the table? Check all that apply.

Revolt · Accepted Answer

quadratic; y = –16x2 + 150

Question 3

What type of function is represented in the table?

Revolt · Accepted Answer

linear

Question 4

Which descriptions are true of the function shown in the table? Check all that apply.

Revolt · Accepted Answer

linear; y = 5x + 10

Question 5

The table shows some of the values of a function of the form y = ax2 + bx + c. Which is the value of c, the constant, for the function?

Revolt · Accepted Answer

8

Question 6

Look at the hexagonal numbers. Use finite differences to determine which function represents the pattern.

Revolt · Accepted Answer

f(x) = 2x2 – x

Question 7

Which descriptions are true of the function shown in the table? Check all that apply.

Revolt · Accepted Answer

linear; y = 3.2x

Modeling Functions Using Finite Differences Answers