SalasSV_09_08_ex_ans

X 1 slope ofop y 1 f 1 cos 1 y f cos

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Unformatted text preview: f (θ1 ) sin θ1 , Since f (θ1 ) = 0, we have m= y ( θ1 ) 1 = − cot θ1 = − . x ( θ1 ) slope ofOP y (θ1 ) = f (θ1 ) cos θ1 . y (θ ) = f (θ ) cos θ + f (θ ) sin θ . y(θ ) = f (θ ) sin θ . 31. y 33. y 35. y (0,1) x x x 37. −8 39. 2 41. 1 sin3 t 43. y − 2 = − 16 (x − 1 ) 3 8 SECTION 9.8 √ 1. 5 3. 7 √ 5. 2 3 7. 4 3 9. 6 + 1 ln 5 2 11. 63 8 13. ln (1 + √ 2) 15. √ 3 2 17. 1 π 3 + 1 2 √ 3 √ √ 19. initial speed 2, terminal speed 4; s = 2 3+ ln (2 + 3) √ √ √ 23. initi...
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