Sketch the graph of the polynomial function.P(x) = -3x(x + 2)2
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Write out the first five terms of the sequence.an = n2 - n
A. 1, 4, 9, 16, 25 B. 0, 3, 8, 15, 24 C. 0, 2, 6, 12, 20 D. 2, 6, 12, 20, 30
Mathematics
Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one B. not one-to-one
Mathematics
Solve the problem.An element decays at the rate of S(t) = se-0.043t, where s is the initial amount in grams and t is the time in years since this initial amount was present. If you have a 80-gram piece of this element, how many grams will you have 5 years from now? Round to the nearest tenth of a gram.
A. 99.2 g B. 64.5 g C. 0.8 g D. 38.3 g
Mathematics
Solve.xy - x2 = -20x - 2y = 3
A. (5, 1) and 
B. (-5, -1) and 
C. (-5, -1) and 
D. (5, 1) and 
Mathematics