# Inverses

## Quiz by Jill

### Our brand new solo games combine with your quiz, on the same screen

Correct quiz answers unlock more play!

10 questions
• Q1
If ( 8 , 2 ) is a point of a linear function, what is a point on the inverse of this linear function?
( 8 , -2 )
( -2 , -8 )
( -8 , -2 )
( 2 , 8 )
30s
• Q2
A linear function has a slope of 4/5. What is the slope of the inverse of this linear function?
-5/4
5/4
undefined
-4/5
30s
• Q3
The y-intercept of a linear function is -3. What is true?
The x-intercept of the inverse function is -1/3
The y-intercept of the inverse function is -3.
The x-intercept of the inverse function is -3.
The y-intercept of the inverse function is 1/3.
30s
• Q4
You have a linear function y - 5 = 2/3 ( x + 10). What is the equation for the inverse function.
y - 10 = 3/2 ( x + 5 )
y + 10 = 2/3 ( x - 5 )
y + 10 = 3/2 ( x - 5 )
y + 5 = 2/3 ( x - 10 )
30s
• Q5
Which line below is parallel to its inverse function?
y = x - 9
y = 3x + 8
y = 2x
y = 6/7x - 1
30s
• Q6
Find the inverse function of y = 4x - 32
y = 1/4x + 32
y = 1/4x + 8
y = 1/4x - 32
y = 4x + 8
30s
• Q7
Which of the following points lies on the inverse of y + 6 = 2 (x - 1)
( -1 , -6 )
( -6 , 1 )
( 1 , 6 )
( 6 , 1)
30s
• Q8
Which of the following points lies on the graph of y = 4x + 10
( 4 , 0 )
( 10 , 0 )
( 0 , -10 )
( 0 , 4 )
30s
• Q9
The graph of a function and its inverse are always symmetric across which line?
y = 1
y = 0
x = 0
y = x
30s
• Q10
If I am confused on this, I am going to...
Come in for help during lunch.
Give up.
30s

Teachers give this quiz to your class