Find the exact value of the trigonometric expression without the use of a calculator.If cos ? = - 
, 
< ? < ? and sin ? = - 
, ? < ? < 
, find the exact value of tan (? + ?).
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve.Three people build a rectangular shed 6 ft wide, 4 ft long, and 5 ft high. How many ft3 does the shed contain?
A. 720 ft3 B. 74 ft3 C. 15 ft3 D. 120 ft3
Mathematics
Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.
A. - 2
- 2i
B. - 2
+ 2i
C. - 2 + 2i
D. 2 + 2i
Mathematics
Solve the compound inequality. Express the solution using interval notation. Graph the solution set.-19 ? -3z + 2 ? -4
A. [2, 7]
B. [-7, -2]
C. (2, 7)
D. (-7, -2)
Mathematics
Graph the solution set to the inequality.x - y > -4
A. 
B. 
C. 
D. 
Mathematics