PREC11 Unit1 notes

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Unformatted text preview: s function: domain = range = vertex Notice the difference between successive y-value from the table; how can this pattern be used to draw the graph of parabola quickly? Graphing Calculator: Press Y = input Y1 = X2 Press Graph or Y1 = X^2 PRE-CALCULUS 11 Unit 1 – Day 2: Functions Review and Quadratic Functions Exercises For each relation, a) write the domain and range b) draw the relation as an arrow diagram 1. { (3,6) , (4,5) , (7,2) , (9,0) } 2. { (−3,3) , (0,0) , (3,3) } For each arrow diagram, a) write the relation as a set of ordered pairs b) write the domain and range x y x 3. 4. 5 4 7 6 4 9 8 12 11 For each graph, y 1 6 8 10 y 2 5. −2 a) express the relation as a set of ordered pairs b) write the domain and range y 6. 2 0 2 x −2 −2 0 2 x −2 Graph each relation. The domain is R. 7. y = x + 5 10. 3x − 2y = 6 9. y = − 1 x 3 12. x = −2 8. y = 3x − 4 11. y = 3 State whether each set of ordered pairs represents a function. 13. { (2,5) , (4,3) , (6,1) , (8,−1) , (9,−2) } 14...
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## This document was uploaded on 02/16/2014 for the course MATH Pre-Calcul at Holy Cross Regional High School.

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