Find the requested composition of functions.Given f(x) = 5x + 9 and g(x) = 4x - 1, find (f ? g)(x).
A. 20x + 35
B. 20x + 8
C. 20x + 14
D. 20x + 4
Answer: D
Mathematics
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Solve.A lottery game contains 24 balls numbered 1 through 24. What is the probability of choosing a ball numbered 25?
A. 24
B. 1
C. 
D. 0
Mathematics
Solve the problem. Give the answer to the nearest thousandth if necessary.A long-distance runner runs 5 miles south and then 9 miles east. How far is the runner from the starting point? 
East --9 mi-->
A. 11.296 mi B. 5.292 mi C. 14 mi D. 10.296 mi
Mathematics
Simplify. Write your answer in the form a + bi, where a and b are real numbers.(7 - 3i) + (1 + 6i)
A. -8 - 3i B. 8 - 3i C. -8 + 3i D. 8 + 3i
Mathematics
Convert to polar coordinates. Express the answer in radians, using the smallest possible positive angle.(-2, 0)
A. 
B. (2, 0)
C. 
D. (2, ?)
Mathematics