Bellringer August 16 O Introduction Notes Point Slope

Bellringer August 16 O

Introduction Notes Point Slope form MAFS. 912. F-IF. 3. 7 a

Linear Functions O The parent function for all linear functions x. is f(x)= O All linear functions have critical 3 critical features: O 1) x-intercept where your function crosses the x-axis 2) y-intercept where your line crosses the yaxis and 3) slope the slant of your function from one point to the next.

Slope Formula O

Point Slope form O _________ where m=_____ Slope and x 1 and y 1 Coordinates for a point on the line are_______________. O Example: Write an equation in Point slope form for the following

Graphing in Point Slope form O “follow” the slope

Examples O

Writing an equation in Point Slope form Step 1: _________________ (Reminder: Determine the points are opposite signs. Why? ) slope Step 2: _________________ or ___________

Writing an equation in Point Slope form 10. (1, 3) and (-2, -11) 11. (5, -2) and (-5, 6) 12. (8, 5) and (-4, 4) __________________ _ or or or __________________ _

Homework: Complete the assigned handout – Point Slope Form (Practice Worksheet) Due: Thursday August 17 th