Find the period.y = -3 cos
A. ?
B. 
C. 3
D. 
Answer: B
Mathematics
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Find the slope of the curve for the given value of x.y = x2 + 11x - 15, x = 1
A. slope is - 
B. slope is 13
C. slope is -39
D. slope is 
Mathematics
Solve the problem.In how many ways can 4 people be chosen and arranged in a straight line, if there are 12 people from whom to choose?
A. 48 B. 19,958,400 C. 11,880 D. 39,916,800
Mathematics
Simplify the expression.
? 
A. 
B. 
C. 
D. 
Mathematics
Find the value of the logarithmic function.log(1000)
A. -3 B. 3 C. -1 D. 1
Mathematics