MATH 150 Final: MATH 150 KSU 150Final Exam f97

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Directions: work all problems on exam, using back of page if necessary. Useful formulas: sin(u + v) = sin u cos v + cos u sin v cos(u + v) = cos u cos v sin u sin v cos 2u = cos2 u = sin2 u. = 2 cos2 u v 1 sin 2u = 2 sin u cos u: what kind of curve is the graph of each of the following equations? page 2 of 6 (a) 3x. 2 + 2x + 4y = 7 (b) 2x + 3y + 4 = x + y + 7 (c) 2x. 2 + 3y 7 = 0 (e) 4x. 2 16y = 0 : solve the triangle: 30 page 4 of 6: solve the triangle: Be sure to draw a gure: rewrite sin 3x sin 2x as a sum, find the area of the following triangle: page 5 of 6.

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