Graph the polynomial function. f(x) = x4 - 2x3 - x2 + 2

A.

B.

C.

D.


Answer: A

Mathematics

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Solve the problem.For a car traveling at x mph, stopping distance is estimated by the formula D = x2 + x. Find a (maximum) safe speed for a stopping distance of 580 feet. Round your answer to the nearest mph.

A. 58 mph B. 62 mph C. 67 mph D. 70 mph

Mathematics

Solve the problem.A new car dealership sold 333 cars in 2000, and sales are increasing by about 38 cars per year. Let s be the number of cars sold in the year that is t years since 2000. Find an equation for a linear model to describe this situation.

A. s = 333t + 38 B. s = (2000)(38)t + 333 C. s = 38t + 333 D. s = 371t + 333

Mathematics

Find a general term an for the arithmetic sequence.a1 = 0.15, d = 0.05

A. an = 0.1n + 0.1 B. an = 0.15 + 0.05n C. an = 0.1n + 0.2 D. an = 0.05n + 0.1

Mathematics

If AB = 3 and BC = 4 in rectangle ABCD, then the length of diagonal is 5.

Answer the following statement true (T) or false (F)

Mathematics