Use the verbal description to write a formula for f(x). Then evaluate the function as indicated.Multiply the input by 3 to obtain the output. Find f(-4).
A. f(x) = -3x; 7
B. f(x) = 3x; -12
C. f(x) = 3x; -1
D. f(x) = -3x; 12
Answer: B
Mathematics
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State whether the given expression is one or more or none of the following: a real number, a rational number, or an irrational number.
A. Real, irrational B. None C. Real, rational
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Round as indicated.13,168 to the nearest thousand
A. 23,000 B. 13,000 C. 14,000 D. 13,100
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Find the limit, if it exists.
(x2 + 8x - 2)
A. 0 B. -18 C. 18 D. Does not exist
Mathematics
Graph the particular solution and several other solutions.
2y" + 3y' + y = 2 + cos 2x
Mathematics