Use the Half-angle Formulas to find the exact value of the trigonometric function. tan 165°
A. -2 - 
B. 2 - 
C. 2 + 
D. -2 + 
Answer: D
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David Company borrowed $550,000 on December 31, 2014. The loan will be paid with six equal annual payments of $115,388, beginning on December 31, 2015. The rate of interest compounded annually for the loan is most nearly equal to
A. 9%. B. 8%. C. 7%. D. 6%.
Provide an appropriate response.True or False? A progressive income tax means that people with a higher income pay at a higher tax rate.
A. False B. True
Determine whether the given sequences are equal to each other.(k2 -9) and (k + 3)(k - 3)
A. equal B. not equal
Complete the identity.
- 1 = ?
A. 1 - sin ? B. 0 C. 1 D. -sec2 ?