Joint Variation

The area A of a square varies jointly as its diagonals and . B. Solve for the value of the constant of variation k, then find the missing value. 1. z varies jointly as x and y and z = 62 when x = 5 and y = 6. a. find z when x = 7 and y = 8. b. find x when z = 72 and y = 4. c. find y when z = 82 and x = 4 . 2. varies jointly as and . If when and , find when and . 3. varies jointly as the square ... ................
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