Simplify the factorial expression.
A. 5n - 1
B. 
C. 
D. 5n
Answer: C
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Identify any x-intercepts and y-intercepts in the graph respectively.
A. (-5, 0) and (0, 0); (0, -1) B. (-5, 0) and (0, 0); (0, 1) C. (-5, 0) and (1, 0); (0, -1) D. (5, 0) and (1, 0); (0, 1)
Solve by graphing. -2y = 6x + 3y = -10
A. (-3, 1) B. (-3, -1) C. (-1, 3) D. (-1, -3)
Solve the problem.The distance that an object falls when it is dropped is directly proportional to the square of the amount of time since it was dropped. An object falls 128 feet in 2 seconds. Find the distance the object falls in 3 seconds.
A. 96 feet B. 6 feet C. 192 feet D. 288 feet
Find a linear function f? perpendicular to f passing through the given point. f(x) = 7x + 4; (2, 4)
A. f?(x) = - 
x + 
B. f?(x) = - 7x - 30
C. f?(x) = 
x - 
D. f?(x) = - 
x - 