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df Download A Alternative formats Page 3 of 6 ZOO 8. Find the magnitude and direction of the vector v = 9. Find the center, the vertices and foci of the ellipse and sketch the graph. 4x2 +8x+9y2+36y=-4 10. Find the equation of an ellipse with center (2,1), vertex (2,6), focus (2,3). search O W P O 58.F Petsen Cad PoUp R U O G H K X C V B N MInbox (3,187) x Frederick Dou X 4.09) Instruct X Course Modu X COMM 10 - E X 9 Page 3 Webs X Web Site Pag X |+ instructure.com/courses/60115/assignments/854040 4.pdf & Download A Alternative formats OInf Page of 6 - ZOOM 11. Find the center, vertices, foci and equation of asymptotes and then graph the hyperbola 9 =1 12. Find the equation of a hyperbola with focus (4 + v26, 2), vertex (9, 2), center (4, 2) to search 9 W P 58.F Presco End POOP 4 5 8 W R Y U O P S D G K X C V B N MInbox (3,187) x Frederick Dou X /# 4.09) Instruct X Course Modu X COMM 10 -F X Page 3 Webs X # Web Site Pag X + structure.com/courses/60115/assignments/854040 .pdf & Download A Alternative formats Page of 6 O - Z 13. Find the vertex, focus and equation of the directrix of the parabola and graph (y + 1) 2 = -8(x - 1) search 9 W [P 58.F Prisco Home End PgUp 3 R Y U D G H K X V N M\fam 4.pdf Download Page K 5 15. Perform the operations on matrices: : 2) 3 /42 1 37 + 218 3 4] 16. Find the partial fraction decomposition for: 4x+3 a) x2+8x+15 b ) x4+x3+ 8x2+6x+36 x (x2+ 6) 2 e here to search O 9 m W. P W Y UPage Answers. 1. a) B1 = 500, A1 = 950, a1 = 10.4, B2 = 1309, A2 = 150, a1 = 2.7 b) C =1000, b = 6.53, c= 12.86 c) b= 26.15, C= 23.420, A = 96.580 2. 1.12mi 3. a. , b., c. V41, d.-32, e. , f. 127.30 4. 2,3N3 5. r = 3sino 6. a. 4cis30, 4cis3150, b. 16cis3450 = 15.45 - 4.14i, 1cis750 = 0.26 +0.97i, 4096cis90 = 40961 7. a. ellipse and hyperbolas (4,3), (-4, 3), (4, -3), (-4, -3) b. Lines (-2, -4) c. Lines (5/3y+3, y), where y is any real number d. Parabola and hyperbola, (2v/2, 8), (-2V2, 8) 8. Magnitude V65, direction 0 = 299.740 9. C = (-1, -2), V = (2, -2) & (-4, -2), F = (-1 + V5, -2) & (-1 -V5, -2) 10. *-2)2 (1-1)2 21 = 1 25 11. C = (0, 0), y = 1 5 x, V= (0, 3), (0, -3), F = (0, +V13) 12 (x-4)2 _(y-2)2 = 1 25 13. V = (1, -1), F = (-1, -1), dir: x = 3 14. (2, -1, 2) 15. [22 14 -11 130 15 . 4 9 23 J'Lo 5 111 16.- -9 17 1_ 1 4x 2 ( 2 + 3 ) 2 ( 2 + 5)'x X 2 +6 (x 2 + 6 ) 2