Find the term indicated in the expansion.(x + 3y)9; 4th term
A. 2268x6y3
B. 2268x3y6
C. 756x6y4
D. 756x3y6
Answer: A
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Solve the problem.The following numerical representation for f computes the average number of hours of television watched per day based on year of birth x.
Give a numerical representation for a function g that computes the average number of hours of television watched per day for the year x, where 
corresponds to the birth year 1975. Write an equation that shows the relationship between f(x) and g(x).
A. 
f(x) = g(x + 1975)
B. 
f(x) = g(x) - 1975
C. 
f(x) = g(x - 1975)
D. 
f(x) = g(x - 1900)
Solve.The earned run average (or ERA) is a statistic used in baseball to represent the average number of earned runs that a pitcher allows. A pitcher's ERA can be calculated using the expression 
, where E stands for the number of earned runs a pitcher gave up while getting O outs. Simplify this complex rational expression.
A. 
B. 
C. 
D. 
Use the product rule to simplify the radical.
A. 
B. 2
C. 2
D. 3
Determine the number that must be added to the expression to make it a perfect square trinomial. Then factor the expression.m2 + 
m
A. 
; 
2
B. 
; 
2
C. 
; 
2
D. 
; 
2