Find the Inverse
Are they really inverses?
Fun Facts
Random
100
What is the inverse of (2x+3)/4
What is 2x-(3/2)
100
f(x) = (x-5)/10
h(x)=10x+5
What is Yes
100
What is the notation for inverse function?
What is
f-1(x)
100
Find f(g(x))
g(x)=2x+7 f(x)=4x
What is 8x+28
200
What is the inverse of 3x+1
What is (x-1)/3
200
f(x) =3(x-9)
g(x) =(1/3x) + 9
What is Yes
200
The graph of a function that passes through the point (-3,4). What point must lie on the graph of the function's inverse?
What is (4,-3)
200
Simplify (6x+3)/3
What is 2x +1
300
The inverse of g(x)=(8-5x)/4
What is (4x-8)/5
300
No
300
How do we prove if two functions are inverses?
fog and gof must = x
300
Brewer High School's mascot
What is a fighting bear
400
g(x) = 1/2(x-6)
What is 2x+6
400
g(x) = (8+9x)/2
f(x)=(5x-9)/2
What is No
400
When given the domain and range of a function but not the actual function, what information do I know about my inverse function?
What is the domain and range of my inverse function by interchanging x & y
400
Simplify
(5x) (4x3)
What is 20x4
500
f(x) =x2 +4
What is sq rt(x-4)
500
f(x) = 2x+2 g(x)=2x-2
No
500
Give the 4 step process of how to find the inverse
1. Change f(x) to y
2. Interchange x and y
3. Solve for new y
4. Change y to f-1(x)
500
What is the domain of the absolute value parent function
What is all real numbers