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Bellringer Write and equation for each graph
5-5 Direct Variation
Direct Variation A function in the form ,where, is a direct variation. The constant of variation, , is the coefficient of The variables and are said to vary directly with each other.
Is it direct variation? To discover this, just solve for y.Find the constant of variation
Is it direct variation? Try these please.Remember: To discover this, just solve for y. yes no no
Write the equation from a pointGiven point: (4, -3)
Write the equation from a pointYour turn! Point (-3, -6) Point (12, -8)
Direct Variation TablesUse the ratio, , to tell whether y varies directly with x. Why? Since, k = If yes, then write the direct variation equation. x y -2 1 4 8 -4 -10 5
Assignment Page 264 Numbers: even
Inverse, Joint, and Combined Variation
Introduction to Functions
Solving Systems of Equations using Substitution
Lesson 12.1 Inverse Variation pg. 642
Solving Equations with variables on both sides- YES!
Section 3 Direct Variation
What is it and how do I know when I see it?
5-5: Direct Variation.
Exercise Solve. 5 = 3x x = 5 3.
Algebra II Chapter 2 Section 3 Direct that Variation.
2-3 Direct Variations.
Agenda Lesson 4-6 – Inverse Variation - Day 1 Standards 15.0 Use algebraic techniques Standards 16.0 Give pertinent information about given functions Warm.
Direct Variation Learn to recognize direct variation and identify the constant of proportionality.
Write and graph a direct variation equation.
Direct Variation 5-2.
9.1 Inverse & Joint Variation
Direct Variation Objective: Students will be able to identify, write and graph direct variation equation.
3.4 – Slope & Direct Variation. Direct Variation:
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