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3.5 pgs. 135-140 EQ: How can you describe the graph of the equation ? Date: Questions/Main Points

Example 4: Using Slope-Intercept Form to Graph Graph 2 2. Identify the x-intercept. Graph using Slope-Intercept Form: 9) 4 4 10) 3 3 11) 2 6 Example 5: Graphing from a Verbal Description

A linear function models a relationship in

which the dependent variable increases 3

units for every 1 unit the independent

variable increases. Graph when 0 3.

Identify the slope, y-intercept, and x-

intercept of the graph.

Summary:

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Rewrite in y mxtb formbysolving foryo 2 9 27 2x

y 2 2

Identifytheslopeandy int oo

me 2 b 2 Q2Graphgintercept first down2useslopetoget otherpointson the line m a s

m 3doesRight

Yegativeslope Rights fy12 3

CO4 m I bifyoucan'tgo m 4UPI D 3 2y x the 2right1 b 4 4 3 3 z z z lodownandrightthen a n r dain1goupandleft Right2

S

u

at3

dnedPep sbPe Ycno

G X a

o o

Theva ofthegraph Yintwhen x D is 3 0,3

Nosummarytoday

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HW: 3.5 pgs. 141-143

Answer Column Graph the Linear Equation. Identify the x-intercept.

List x-intercepts:

25) __________

26) __________

27) __________

28) __________

29) __________

30) __________

25) 7 26) 3

27) 2

28)

29) 3 1 30) 4 8

10 29