Find the exact value of the expressions cos(a +ß), sin(x + ß) and tan(x + ß) under the following conditions: 40 12 sin(x) = a lies in quadrant I, and sin(B) = . 3 41 13 a. cos(x + 3) = ß lies in quadrant II.

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Q: 15) Vertices: (-9, 13), (-9, -13) Foci: (-9, 12), (-9, -12)

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Q: 35) Center: (-1,2) Vertex: (13,2) Co-vertex: (-1,-7)

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