Solve the equation.
+ cos-1 4x = 
A. x = 
B. x = 
C. x = 
D. x = - 
Answer: C
Mathematics
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Use the bar graph to answer the question.The bar graph below shows the number of students by major in the College of Arts and Sciences.
About how many students are in the College of Arts and Sciences?
A. 1100 students B. 1325 students C. 1050 students D. 1225 students
Mathematics
Solve the system of equations by substitution.
A. x = -7, y = 7; (-7, 7) B. x = -6, y = 6; (-6, 6) C. x = 6, y = -6; (6, -6) D. x = 7, y = -7; (7, -7)
Mathematics
Find the distance d(P1, P2) between the points P1 and P2.
A. 12
B. 2
C. 2
D. 12
Mathematics
Solve the nonlinear system of equations.x2 - y2 = 39x - y = 3
A. {(-8, -5)} B. {(-8, 5)} C. {(8, -5)} D. {(8, 5)}
Mathematics