Linear Functions — Mastery Check · MAT-144

MAT-144 · Topic 1 · Mastery Check

Linear Functions

Four quick questions to check that Topic 1 clicked. One interactive graphing exercise, two multiple choice, one short calculation. Perfect score earns one substantive participation post.

What it checks

  • 1Graphing a line
  • 2Slope from an equation
  • 3Function evaluation
  • 4Slope from two points
4 of 4 to pass 3 attempts 60 seconds between attempts One question at a time

For online sections. Whether a passed Mastery Check counts as a participation post is up to your instructor, so check with yours.

It goes on your certificate, so use the name your instructor sees in Halo. That's how your post gets matched to you for participation.

Enter your first and last name to start.
Question 1 of 4
Question 1 · Graphing a line

Drag both points to plot the graph of the line y = 2x + 1. Points snap to integer coordinates.

-4 -4 -2 -2 2 2 4 4 x y A B
Drag point A and point B onto the correct positions.
On a keyboard: Tab to a point, then use the arrow keys.
Question 2 · Slope from an equation

What is the slope of the line y = -3x + 7?

Question 3 · Function evaluation

If f(x) = 5x + 2, what is f(3)?

Question 4 · Slope from two points

Find the slope of the line through the points (2, 5) and (5, 14). Round to two decimals.

Enter the slope as a decimal, rounded to two places

All answered.

    Submitting uses one attempt.