Table of contents
- 0. Review of Algebra4h 16m
- 1. Equations & Inequalities3h 18m
- 2. Graphs of Equations1h 31m
- 3. Functions2h 17m
- 4. Polynomial Functions1h 44m
- 5. Rational Functions1h 23m
- 6. Exponential & Logarithmic Functions2h 28m
- 7. Systems of Equations & Matrices4h 6m
- 8. Conic Sections2h 23m
- 9. Sequences, Series, & Induction1h 19m
- 10. Combinatorics & Probability1h 45m
3. Functions
Function Composition
Multiple Choice
Multiple ChoiceGiven the functions f(x)=x+3 and g(x)=x2 find (f∘g)(2) and (g∘f)(2).
A
(f∘g)(2)=5 ; (g∘f)(2)=25
B
(f∘g)(2)=7;(g∘f)(2)=4
C
(f∘g)(2)=7 ; (g∘f)(2)=25
D
(f∘g)(2)=1 ; (g∘f)(2)=1
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