Fill in the blanks.Read the sentences and fill in the missing word.

Direct variation k=x-y constant

Inverse Variation Jointly y=k-z

Combined variation

1. ______occurs when one quantity is equal to a constant times the other quantity.
2.In direct variation equation y= kx, k= x-y is the _______of varition.
3.________occurs when one quantity is equal to a constant times the inverse of the other quantity.
4.Inverse variation can be expressed into mathematical statement or equation as_______and xy=k is the constant proportionality and x ≠0.
5.The area(a)of a rectangle varles______as the product of base (b) and height (h).
6._______refers to a situation in which one quantity varies directly jointly and inversely as the other quantities.
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