# 1
y is directly proportional to the square of x
When y = then x =
Write an equation for y in terms of x
Use [email protected] to show x²
y =
2
2
y is directly proportional to x²
They follow the equation y =
Find the value of y when x =
y =
1
3
y is directly proportional to x²
They follow the equation y =
Find the value of x when y =
x =
1
4
y is directly proportional to √x
When y = then x =
Write an equation for y in terms of x
y = x
2
5
y is inversely proportional to the square of x
When y = then x =
Write an equation for y in terms of x
Use [email protected] to show x²
y =
/
2
6
y is inversely proportional to x²
They follow the equation y = /
Find the value of y when x =
y =
1
7
y is inversely proportional to x²
They follow the equation y = /
Find the value of x when y =
x =
1
8
y is inversely proportional to the cube of x
When y = then x =
Write an equation for y in terms of x
Use [email protected] to show x³
y =
/
2
9
y is inversely proportional to the cube root of x
When y = then x =
Write an equation for y in terms of x
y =
/ 3x
2