'Data show direct variation' diaporamas de présentation

Lesson 2.6 Direct Variation Goal: Write and graph direct variation equations.

Lesson 2.6 Direct Variation Goal: Write and graph direct variation equations. Key Words: direct variation constant of variation. Direct Variation: Two variables x and y show direct variation , or vary directly , if y = kx

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Solve for a .

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Solve for a .

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Write and apply a model for direct variation

EXAMPLE 2. Write and apply a model for direct variation. Meteorology. Hailstones form when strong updrafts support ice particles high in clouds, where water droplets freeze onto the particles. The diagram shows a hailstone at two different times during its formation. EXAMPLE 2.

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