Based on the graph, determine the range of f.f(x) = 
A. [0, 
]
B. [0, ?)
C. [0, 4]
D. [0, 4)
Answer: D
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Subtract.8969
A. 8526 B. 3440 C. 3520 D. 3526
Solve the problem.Within a group of n people, the number of possible handshakes, N, is given by N = 
(n2 - n). At a party, everybody shakes hands with every other person. If the total number of handshakes is 276, how many people are at the party?
A. 24 B. 26 C. 25 D. 23
Two planes take off at the same time from an airport. The first plane is flying at 250 miles per hour on a bearing of 
. The second plane is flying in the direction 
at 275 miles per hour. If there are no wind currents blowing, how far apart are they
after 2 hours? Apply the rules regarding the use of significant digits when determining your answers.
?
__________ mi
?
What is the bearing of the second plane from the first after 2 hours?
?
__________ 
__________
__________
What will be an ideal response?
Graph the pair of parametric equations by hand, using values of t in [-2,2]. Make a table of t-, x-, and y-values, using t = -2, -1, 0, 1, and 2. Then plot the points and join them with a line or smooth curve for all values of t in [-2,2]. Do not use a calculator.x = -t - 1, y = 2t - 3
What will be an ideal response?