Decide if the given ordered pair is a solution to the inequality.2x + 3y < 5: 
A. Yes
B. No
Answer: A
Mathematics
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Use transformations to graph the function.f(x) = 3x2 + 3 
A. 
B. 
C. 
D. 
Mathematics
Solve the given trigonometric equation by use of a graphing calculator. Use values of x for 0 ? x < 2?.cos x + cos 3x = sin x
A. 0, 0.26, 1.31, 3.14, 3.40, 4.45 B. 0.61, 3.57 C. 0.61, 2.05, 3.75, 5.17 D. 2.53, 5.68
Mathematics
Find the nth term of the given infinite series for which 
+ 
+ 
+ 
+ ...
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.The life expectancy (in hours) of a fluorescent tube is normally distributed with mean 7,000 and standard deviation 1,000. Find the probability that a tube lasts for more than 8,900 hours.
A. 0.0281 B. 0.9719 C. 0.0287 D. 0.9713
Mathematics