Find the product.
(x + 5y)
A. 4x2 - 
xy - 
y2
B. 4x2 - 
xy - 
y2
C. 4x2 + 
xy - 
y2
D. 4x2 + 
xy + 
y2
Answer: C
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Choose the graph that matches the function. f(x) = -2x + 4
A. 
B. 
C. 
D. 
For an election with candidates A, B and C, we have the following preference schedule:
Using the Borda count method, which candidate wins the election if candidate B drops out of the race?
A. A and C tie. B. Cannot be determined from the information given. C. A D. C E. none of these
Fill in the blank with one of the words or phrases listed below.
In 
= 
, a ? d and b ? c are called 
.
A. cross products B. reciprocals C. simplest form D. prime factorization
Solve the problem.An object is thrown upward with an initial velocity of 27 feet per second from the top of a 504-foot building. The height of the object at any time t can be described by the polynomial function 
Find the height of the object at t = 5 seconds.
A. 131 ft B. -265 ft C. 559 ft D. 239 ft