2.10.1 An Introduction to Variation Flashcards
1
Q
Variation
A
the notion that two quantities can increase or decrease in relation or proportion to each other
2
Q
If two quantities are directly proportional
A
it means that if one changes by a certain percentage, the other changes in the same way and by the same percentage
3
Q
If two quantities are inversely or indirectly proportional
A
it means that if one grows by a certain percentage, the other decreases by the same percentage
4
Q
Two quantities usually are directly proportional
A
without being the same size
5
Q
“k”
A
The constant of change
6
Q
if x = ky.
A
variable x is directly proportional to y
7
Q
if x = k/y
A
variable x is inversely proportional to y
