Review Chap 6-9

# Review Chap 6-9 - g as the input to f Composition of...

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Chapter 6 1. Definition of Sine and Cosine. (p241) Example: sec6.2: 5, 7. 2. Coordinates of a Point on a Circle of Radius r .(p243) Example: sec6.2: 11, 12. 3. Definition of Radians. (p247) 4. Converting between Degrees and Radians 1 radian π o 180 = 180 1 = o radians Example: sec6.3: 9-14 5. Arc Length (p249) Example: sec6.3: 26, 27. 6. Sinusoidal Functions For the sinusoidal functions k h t B A y + = )) ( sin( k h t B A y + = )) ( cos( (a) | | A is the amplitude. (b) h is the horizontal shift. (c) | | / 2 B is the period. (d) k y = is the midline. Example: sec 6.5: 9, 10.

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Chapter 8 1. Composition: The function )) ( ( t g f is said to be a composition of f with g . The function )) ( ( t g f is defined by using the output of the function
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Unformatted text preview: g as the input to f . Composition of functions defined by formulas, graphs, tables Example: sec8.1: 5, 21, 29. 2. Combinations of Functions The difference of two functions The quotient of two functions Example: sec8.3: 9, 19. Chapter 9 1. Definition of Power Functions (p377). Graphs of power functions p x y = : (a) Positive integer powers: L , 6 , 4 , 2 = p , and L , 7 , 5 , 3 = p . (b) Negative integer powers: L , 6 , 4 , 2 − − − = p , and L , 5 , 3 , 1 − − − = p . 2. Definition of Polynomial Functions(p386)....
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Review Chap 6-9 - g as the input to f Composition of...

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