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- 1. Multiple Choice
Are these functions inverses?YesNo - 2. Multiple ChoiceWhat is the inverse of the points
(1,3)(2,4)(6,8)(3,1)(4,2)(8,6)(-3,-1)(-4,-2)(-8,-6)(1,3)(2,4)(6,8)(-1,-3)(-2,-4)(-6,-8) - 3. Multiple ChoiceFind the inverse of f(x) = -4x - 12f-1(x) = 4x - 3f-1(x) = -1/4x - 3f-1(x) = 1/4x + 3f-1(x) = -4x - 3
- 4. Multiple ChoiceFind the inverse of
f(x) = 1/4x - 7f-1(x) = 4x + 7f-1(x) = -4x + 28f-1(x) = -4x - 7f-1(x) = 4x + 28 - 5. Multiple ChoiceFind the inverse of the function
f(x) = 3x − 5f-1(x)=3x +5f-1(x)=(x+5)/3f-1(x)=3y-5f-1(x)=3y+5 - 6. Multiple ChoiceAre the following inverses of each other?TrueFalse
- 7. Multiple ChoiceWas the inverse function found correctly?noyes
- 8. Multiple ChoiceFind the inverse of f(x) = x2 - 5f-1(x) = √(x) + 5f-1(x) = ∛(x-5)f-1(x) =√(x+5)f-1(x) = x2 - 5
- 9. Multiple ChoiceIf f-1(-25) = 7 then what is f(7) =257No enough information.-25
- 10. Multiple ChoiceAre these functions inverses?NoYesNo way to tell
- 11. Multiple ChoiceAre these inverse functions?noyesno way to tell
- 12. Multiple ChoiceAre the blue and red graphs inverse functions?yesnono way to tell
- 13. Multiple ChoiceFind the inverse
f(x)=2x-2
f-1(x)=1/2x+1f-1(x)=-2-1/2xf-1(x)=-7/3x-20/32-2/5x - 14. Multiple ChoiceIf f(x) = 3x-9, what is f -1(12)?259117
- 15. Multiple ChoiceIf f and g are inverse functions, and
f(2) = -1 g(1) = -2 f(1) = -2,
then which of the following MUST be true?g(-2) = 0g(1) = 1g(-2) = -3g(-1) = 2 - 16. Multiple ChoiceIf the domain of f(x) is x ≥ 4, then the ____ of ____ is y ≥ 4domain, f-1(x)range, f(x)range, f-1(x)domain, f(x)
- 17. Multiple ChoiceIn an inverse function, the _____ and _______ are switched from the originalf(x) and g(x)input and outputpositives and negativesslope and intercept
- 18. Multiple ChoiceWhat's the name of the inverse of g(x)?f(x)f-1(x)yg-1(x)
- 19. Multiple ChoiceGiven f(x) = x+3, find f-1(-2).-115-5
- 20. Multiple ChoiceIs the inverse function found correctly?yesno
- Answer choicesTagsAnswer choicesTags