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Algebra 1 CH 4.6 Model Direct Variation.notebook - AWS
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Algebra 1 CH 4.6 Model Direct Variation.notebook
Model Direct Variation
4.6 Model Direct Variation Objective: Graph direct variation equations.
Jan 218:25 AM
Model Direct Variation A direct variation problem also has a constant of variation, frequently represented by the letter a or k.
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Model Direct Variation Direct Variation: The power P generated by a windmill is directly proportional to the wind speed w.
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November 14, 2014
Model Direct Variation
A direct variation problem has the property that if the x value increases, the y value increases, or if the x value decreases, the y value decreases.
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Model Direct Variation The constant of variation can be any real number.
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Model Direct Variation Direct Variation:
If a 10 mph wind generates 150 watts of power, how many watts will a 6 mph wind generate?
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1
Algebra 1 CH 4.6 Model Direct Variation.notebook
Model Direct Variation
Jan 218:25 AM
Model Direct Variation
November 14, 2014
Model Direct Variation
Jan 218:25 AM
Model Direct Variation Suppose y varies directly as of z, and y is 41 when z is 2.
Now that we have a general equation, how many watts will a 6 mph wind generate?
• Find the constant of variation. • Find y when z is 5.
Jan 218:25 AM
Model Direct Variation
Jan 218:25 AM
Jan 218:25 AM
Model Direct Variation
Jan 218:25 AM
2
Algebra 1 CH 4.6 Model Direct Variation.notebook
Model Direct Variation
November 14, 2014
Model Direct Variation
Is this a direct variation problem?
Jan 218:25 AM
Jan 218:25 AM
Model Direct Variation
4.6 Model Direct Variation Objective: Graph direct variation equations.
Jan 218:25 AM
3
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