Square Root Function ( ) = f x x (1, 1) (0, 0) (4, 2) x y 5 –1 2 (1, 1) (–1, –1) x y 2 2 –2 –2 2, ( )1 – 2 x y 3 (1, 1) (21, 21) (0, 0) 23 23 3 (22,2 2 ) 3 (2 ,2 ) 1 – 8 1 – 2 (2, 2 ) 3 ( , ) 1 – 8 1 – 2 Reciprocal Function ( ) = f x x 1 Cube Root Function ( ) = f x x 3 Absolute Value Function ( ) = f x x (1, 1) (–1, 1) (2, 2) (–2, 2) x y 3 3 –3 (0, 0) (1, e) (2, e2) 3 6 (0, 1) (–1, ) x y 3 1 – e x y 3 3 (1, 0) (e, 1) ( , 21) 1 – e Exponential Function ( ) = f x ex Natural Logarithm Function ( ) = f x x ln Sine Function ( ) = f x x sin 2p– 2 p– 2 p 3p –– 2 2p 2p5p –– 2 21 1 x y x y 2p– 2 p– 2 p 3p –– 2 2p 2p 5p –– 2 21 1 p–– 2 2 2 2 p– 2 3p –– 2 5p –– 2 5p –– 2 3p –– 2 21 1 x y Tangent Function ( ) = f x x tan Cosine Function ( ) = f x x cos Cosecant Function ( ) = f x x csc 2p– 2 p– 2 3p ––– 2 23p ––– 2 21 1 x y 2 p–– 2 p– 2 3p –– 2 23p ––– 2 21 1 x y 2p– 2 p– 2 3p ––– 2 5p ––– 2 23p ––– 2 21 1 x y Secant Function ( ) = f x x sec Cotangent Function ( ) = f x x cot LIBRARY OF FUNCTIONS Identity Function ( ) = f x x Square Function ( ) = f x x2 Cube Function ( ) = f x x3 3 (1, 1) (0, 0) (–1, –1) x y 3 –3 4 (2, 4) (–2, 4) (1, 1) (0, 0) (–1, 1) x y 4 –4 (1, 1) (0, 0) (–1, –1) x y 4 –4 –4 4
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