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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
Precalculus (Eureka Math/EngageNY)
Module 3: Rational and exponential functions
Topic C: Lesson 18: Inverse functions
Finding inverse functions: linear
Finding inverse functions: linear
Sal finds the inverses of f(x)=-x+4 and g(x)=-2x-1.
License: CC BY-NC-SA by Khan Academy