University:
Eastern Kentucky University
Course:
MAT 122 | Precalculus Mathematics
Academic year:

2021
Views:

496

Pages:

2
Author:

Joaquin Spears

1 Precalculus Unit 1 Cheat Sheet Pare Parent nt Fun Functi cti ctions ons Tra Transf nsf nsforma orma ormati ti tions ons Function Value Given ā(ý) = 3ý + 7 Solve for ā(4) Domain/Range Doma Domain in in: values of X that the function can have Range Range: values of Y that the function can have Key Fea Featur tur tures es of F Func unc unction tion tionss Increasing/Decreasing Y-intercept/Zeros/Roots Increa Increasing sing (Directly Proportional): �㕎ý þ ±, þℎÿ�㕛 ý ± �㕎ý þ ³, þℎÿ�㕛 ý ³ y-inte y-intercep rcep rceptt: Where the function hits the y-axis. It should be in the form (0, þ) zero zero: Where the funciton hits the x-axis. It should be in the form (ý, 0) Decr Decreasing easing (Indirectly Proportional): �㕎ý þ ³, þℎÿ�㕛 ý ± �㕎ý þ ±, þℎÿ�㕛 ý ³ Take the value inside parameters (the parenthesis) and plug in every time you see your variable ā(�㗒) = 3(�㗒) + ā(4) = 19 Sym Symme me metry try and Eve Even/ n/ n/Od Od Odd d Property Testing Symmetry Use the following test. If you return the EXACT same equation, it has symmetry

Precalculus Unit 1 Cheat Sheet

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