'Varies inversely' presentation slideshows

Inverse Variation

1.29k views • 102 slides

Warm Up Solve each equation.

2.4. 2. =. x. 9. Warm Up Solve each equation. 1. 10.8. 2. 1.6 x = 1.8(24.8). 27.9. Determine whether each data set could represent a linear function. 3. no. 4. yes. Objective. Solve problems involving direct, inverse, joint, and combined variation. Vocabulary. direct variation

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8-1

Variation Functions. 8-1. Warm Up. Lesson Presentation. Lesson Quiz. Holt Algebra 2. 2.4. 2. =. x. 9. Warm Up Solve each equation. 1. 10.8. 2. 1.6 x = 1.8(24.8). 27.9. Determine whether each data set could represent a linear function. 3. no. 4. yes. Objective.

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8-1

Variation Functions. 8-1. Warm Up. Lesson Presentation. Lesson Quiz. Holt Algebra 2. 2.4. 2. =. x. 9. Warm Up Solve each equation. 1. 10.8. 2. 1.6 x = 1.8(24.8). 27.9. Determine whether each data set could represent a linear function. 3. no. 4. yes. Objective.

584 views • 40 slides

5-1

Variation Functions. 5-1. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Algebra 2. Holt Algebra 2. 2.4. 2. =. x. 9. Warm Up Solve each equation. 1. 10.8. 2. 1.6 x = 1.8(24.8). 27.9. Determine whether each data set could represent a linear function. 3. no. 4. yes.

1.14k views • 40 slides

Unit 4: Exponents, radicals, and variation

Unit 4: Exponents, radicals, and variation. Final Exam Review. Topics to cover. Exponent Rules Converting Radicals to Fractional Exponents Converting Fractional Exponents to Radicals Solving Rational Equations Direct Variation Inverse Variation. Exponent rules.

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Inverse Variation

Inverse Variation. What is it and how do I know when I see it?. Inverse Variation. When we talk about an inverse variation, we are talking about a relationship where as x increases, y decreases or x decreases, y increases at a CONSTANT RATE. Definition:

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September 6

Direct Variation. September 6. X. Y. DIRECT VARIATION. x is directly proportional to y. x varies directly as y. Direct Variation. y = kx k is the constant of variation the graph must go through the origin (0,0) and must be linear!!

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Inverse Variations

Inverse Variations. Unit 4 Day 8. Warm-Up Answers. Homework Answers. y = 7.25 ?x 1 Direct because x 1 6.25 miles y = 144 ?x -1 Inverse because x -1 2.4 people OR y = 144/x y = 9 ?x 1 Direct because x 1 111.1 hours Symmetry over y-axis

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Proportion

Proportion. Inverse proportion. Y is Inversely proportional to x Y varies inversely as x. Inverse proportion. Y is inversely proportional to the square of x Y varies inversely as the square of x. Inverse proportion. 1. Y is inversely proportional to the square root of x

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Direct vs. Inverse Variation

Direct vs. Inverse Variation. Direct Variation. As one variable increases, the other must also increase ( up, up) OR As one variable decreases, the other variable must also decrease. (down, down). Real life?.

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Types of Variation

Types of Variation. Direct Variation : y varies directly as x . As x increases, y also increases. As x decreases, y also decreases. Equation for Direct Variation: y = k x.

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4.6 Direct Variation

4.6 Direct Variation. Notation. Y varies directly as X y=kx k is constant of variation Y is proportional to X y=kx As one goes up, the other goes up. Example 1. Distance varies directly as time. A car travels 100 miles at a constant speed in 2 hours. D=kt 100=k(2) k=50 D=50t.

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Direct and Inverse Variation Review

Direct and Inverse Variation Review. MATH 7. What am I? direct, inverse, or both. As one variable increases, the other variable decreases. The graph is always a straight line. 3. The equation is. What am I? direct, inverse, or both.

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Direct and Inverse Variation

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8.1-Variation Models

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Direct Variation ? Inverse Variation ?

8.1 Model Inverse and Joint Variation. By the end of the lesson you should: classify direct and inverse variations write an inverse variation equation Write and inverse variation model write a joint variation equation compare variations. Direct Variation ? Inverse Variation ?.

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Inverse Variation

The phrase, " y varies inversely as x ", has equation form:. The phrase, " y varies inversely as the square of x ", has. equation form:. Inverse Variation. If a quantity, y " varies inversely as " x , then as x increases, y decreases and as x decreases, y increases.

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Universal Gravitation - Isaac Newton

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