Finding Points from a Function Rule

Find the function rule.

• y = 2x

• y = 2x+3

• y = 3x+3

• y = 2x+3

Find the function rule for the function table.

• 2/n

• n + 2

• 2n

• n - 2

Find the 2 missing OUTPUT values.

• 6 & 12

• 4 & 12

• 4 & 2

• 6 & 2

Find the missing OUTPUT value.

• 8

• -2

• 2

• -8

If the equation of f(x) goes through (1, 4) and (4, 6), what points does f^-1(x) go through?

• (1, 4) and (4, 6)

• (-4, -1) and (-6, -4)

• (-1, -4) and (-4, -6)

• (4, 1) and (6, 4)

Find the rule of the linear function: (1,-1)(2,2)(3,5)(4,8)(5,11) (x,y)

• f(x)=4x-5

• f(x)=-3x+4

• f(x)=3x-4

• f(x)=2x-3

The table represents the rule 6x=y. Fill in the missing options

c

d

54

7

5

6

18

Where would your first dot go to graph this equation?  y=3x-4

• negative 4 on y-axis

• negative 4 on x-axis

• positive 3

• positive 3 on y-axis

What is the function rule for the table?

• y=3x+1

• y=4x-2

• y=x+1

• y=x+7

XRaY to find the rule.

• y = 8x

• y = x + 70

• y = x + 5

• y = x + 8