Solve the equation for ? if 
.
?
?
A. 30°, 90°
B. 30°, 330°
C. 210°, 270°
D. 0°, 60°
E. 150°, 210°
Answer: C
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Rewrite each of the following in scientific notation and calculate the answer in scientific notation.
A. 8 × 1019 B. 14 × 1018 C. 14 × 1019 D. 8 × 1018
Using data compiled by the Admissions Office at Faber University, college admissions officers estimate that 54% of the students who are offered admission to the freshman class at the university will actually enroll. If the desired freshman class size for the upcoming academic year is 810 students, how many students should be admitted? ?
A. 1,650 B. 900 C. 1,950 D. 1,200 E. 1,500
Expand the expression.log3 
A. 9 log3 x - 
log3 yz6
B. 
C. 9 log3 x - 
log3 y - 3 log3 z
D. 9 log3 x - 3 log3 y + 3 log3 z
Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.
x - 
y = 5
x + 
y = 12
A. (3, 1) B. (3, 4) C. (4, 3) D. (4, -3)