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Introduction to Functions  Problem 1
Carl Horowitz
Carl Horowitz
University of Michigan
Runs his own tutoring company
Carl taught upperlevel math in several schools and currently runs his own tutoring company. He bets that no one can beat his love for intensive outdoor activities!
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Carl Horowitz
B.S. in Mathematics University of Michigan
He knows how to make difficult math concepts easy for everyone to understand. He speaks at a steady pace and his stepbystep explanations are easy to follow.
i love you you are the best, ive spent 3 hours trying to understand probability and this is making sense now finally”
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Sample Problems (5)
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Introduction to Functions
Problem 1 10,752 viewsDefinition of a function.

Introduction to Functions
Problem 2 6,990 viewsWhich one are functions?
F = {(1,2),(2,4),(3,7)}G = {(1,2),(2,4),(3,7),(2,4)}H = {(1,2),(2,4),(3,7),(2,4),(1,3)} 
Introduction to Functions
Problem 3 6,583 viewsVertical Line Test for functions

Introduction to Functions
Problem 4 37 views 
Introduction to Functions
Problem 5 24 views
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