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Express the sum or difference as a product of sines and/or cosines. cos   + cos 

Find all zeros of the function and write the polynomial as a product of linear factors. f(x) = x 3 + 5x 2 + 4x – 10

Use the information given about the angle θ, 0 ≤ θ ≤ 2π, to find the exact value of the indicated trigonometric function. cos θ =  ,    < θ < 2π Find sin(2θ).

Solve the equation on the interval 0 ≤ θ < 2π. 2 sin 2 θ = sin θ

Form a polynomial f(x) with real coefficients having the given degree and zeros. Degree: 3; zeros: -4 and 3 – 2i

  Which of the following was the most important factor in the Ottoman triumph over their rivals?  

  Which of the following was NOT one of the primary goods exchanged by Mande-speaking merchants along trans-Saharan trade routes?  

  What were some of the principal views of the Muslim philosopher Ibn Rushd?  

  Which statement best describes the ways that foreign traders lived and worked at Chinese ports during the Song period?  

  In The Prince, Niccolò Machiavelli argued that the