Given sin(a)= and a is in quadrant II and sin(3) = and B is in quadrant II. Use sum and difference formulas to find the following Note: You are not allowed to use decimals in your answer. sin(a+B): =

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A: A triangle ABC has A=116°, C=36°, and a=19

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A: Write an equation of the form y=a sin bx or y=a cos bx to describe the graph below.

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