Find the mean for the sequence of numbers.11, 7, 5, 14, 9, 13, 17
A. 
B. 
C. 10
D. 
Answer: B
Mathematics
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Simplify the expression.
- 
A. csc 2 x B. tan x C. cot x D. -tan x
Mathematics
A coin has Pr(T) = 
. It is tossed six times in succession.Find the probability of getting exactly four tails.
What will be an ideal response?
Mathematics
Solve the problem.Two pipes can fill a large tank in 10 hours. One of the pipes, used alone, takes 15 hours longer than the other to fill the tank. How long would each pipe take to fill the tank alone?
A. 25 hr for one 50 hr for the other B. 10 hr for one 20 hr for the other C. 12.5 hr for one 25 hr for the other D. 15 hr for one 30 hr for the other
Mathematics
Decide whether the equation defines y as a function of x.y = x2 + 5
A. function B. not a function
Mathematics