Notes Over 11.3 Using Direct and Inverse Variation When x is 4, y is 5. Find the equation that relates x and y in each case. Direct Variation Two quantities.

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Notes Over 11.3 Using Direct and Inverse Variation When x is 4, y is 5. Find the equation that relates x and y in each case. Direct Variation Two quantities that model the equation y = kx, where k is the constant of variation Inverse Variation Two quantities that model the equation y = k/x, where k is the constant of variation

Notes Over 11.3 Using Direct and Inverse Variation When x is 4, y is 5. Find the equation that relates x and y in each case. Direct Variation Two quantities that model the equation y = kx, where k is the constant of variation Inverse Variation Two quantities that model the equation y = k/x, where k is the constant of variation

Notes Over 11.3 Writing and Using a Model 3. Use the model in Example 3 to find the length for a width of 4 inches.

Notes Over 11.3 Writing and Using a Model 4. Suppose the length and width of a rectangle vary inversely. When the length is 16 inches, the width is 8 inches. Find an inverse variation model that relates the length and width.

Notes Over 11.3 Writing and Using a Model 5. Using your answers to Exercise 4, find the length of the rectangle when the width is 2, 4, 16, 20 inches.

Notes Over 11.3