Evaluate or simplify the given expression.cos-1 
A. 
B. 
C. 
D. - 
Answer: B
Mathematics
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Solve the problem.
Barbara knows that she will need to buy a new car in 6 years. The car will cost $15,000 by then. How much should she invest now at 8%, compounded quarterly, so that she will have enough to buy a new car?
A. $8752.36 B. $9325.80 C. $11,854.72 D. $10,208.75
Mathematics
Solve the problem.150 students attended an assembly at Piper School. The student enrollment at the school is 600. What percentage of the students did not attend the assembly?
A. 85% B. 75% C. 60% D. 70%
Mathematics
Graph the function. f(x) = 
- 8
A. 
B. 
C. 
D. 
Mathematics
Solve the triangle with the given parts.? = 28.2°, ? = 28.3°, a = 15.9
A. ? = 123.5°, b = 28.1, c = 16.0 B. ? = 123.5°, b = 16.0, c = 28.1 C. ? = 124.5°, b = 28.1, c = 16.0 D. ? = 124.5°, b = 16.0, c = 28.1
Mathematics