Solve for the angle ?, where 0 ? ? ? 2?cos2? = 
A. ? = 
, 
, 
, 
B. ? = 0, ?, 2?
C. ? = 
, 
, 
, 
D. ? = 
, 
, 
, 
Answer: C
Mathematics
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Answer the following statement(s) true (T) or false (F)
Available research shows that teachers can consistently predict students' achievement level on a topic solely by examining how much instructional time is spent on it.
Mathematics
Provide an appropriate response.Term life insurance does not accumulate cash value.
A. True B. False
Mathematics
Solve the problem.The number of bacteria growing in an incubation culture increases with time according to 
where x is time in days. Find the number of bacteria when x = 0 and x = 2.
A. 9500; 47,500 B. 1900; 47,500 C. 1900; 5,937,500 D. 1900; 19,000
Mathematics
Solve the equation.-6x = 36
A. x = 1 B. x = -6 C. x = -42 D. x = 42
Mathematics