Simplify using the order of operations.
A. -3
B. 2
C. -2
D. 3
Answer: B
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Use percents, percent equations, and/or percent proportions to solve the application.Students enrolled in a prealgebra class can withdraw within the first two weeks without receiving a grade. If there were 30 students registered for class on the first day and 22 remaining at the end of the second week, what was the percent decrease in students for the first two weeks? Round to the nearest tenth of a percent, if necessary.
A. 63.6% B. 26.7% C. 73.3% D. 36.4%
Solve the equation for x.y = 8 cos 3x
A. x = 3 arccos 
B. x = 
arccos 
C. x = 8 arccos 
D. x = 
arccos 
Provide an appropriate response.What is true of both the first term and the last term in a binomial expansion?
What will be an ideal response?
Match the system of equations with one of the graphs.x2 + 16y2 = 16x2 + y2 = 36
A. 
B. 
C. 
D. 