Find the exact value of the expression.sin 20° cos 100° + cos 20° sin 100°
A. 
B. 
C. - 
D. - 
Answer: B
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Perform the desired operation. Write the answer in the form a + bi.(7 + 7i)(2 - 6i)
A. -28 + 56i B. 56 + 28i C. 56 - 28i D. -42i2 - 28i + 14
Use a tree diagram showing all possible results when a die is rolled twice. List the ways of getting the following result.Exactly one die shows a 3.
A. (3,3) B. (3, 1),(3, 2),(3, 4),(3, 5),(3, 6) C. (3, 1),(3, 2),(3, 3), (3, 4),(3, 5),(3, 6), (1, 3), (2, 3), (4, 3), (5, 3), (6, 3) D. (3, 1),(3, 2),(3, 4),(3, 5),(3, 6), (1, 3), (2, 3), (4, 3), (5, 3), (6, 3)
Use the given table or graph to write the inequality described.The bar graph below shows the number of students by major in the College of Arts and Sciences.
Use an inequality to compare the number of math and english majors.
A. 300 < 400 B. 300 > 200 C. 400 > 200 D. 200 > 150
Add or subtract as indicated.
+ 
A. 
B. 
C. 
D. 