Find the product.-12x(5x2 - 6x + 1)
A. -60x3 + 72x2 - 12x
B. -60x3 - 6x2 - 12x
C. -60x3 + 60x2
D. -60x3 + 72x2 + 1x
Answer: A
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Use the roster method to list the elements in the set.Integers between 6 and 10
A. {6, 7, 8, 9} B. {7, 8, 9} C. {6, 7, 8, 9, 10} D. {7, 8, 9, . . .}
Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. If necessary, round answers to two decimal places.f(x) = x4 - 5x3 + 3x2 + 9x - 3; (-5, 5)
A. local minimum at (-0.61, -5.64) local maximum at (1.41, 6.12) local minimum at (3, -3) B. local minimum at (-3, -3) local maximum at (-1.32, 5.64) local minimum at (0.57, -6.12) C. local minimum at (-0.57, -6.12) local maximum at (1.32, 5.64) local minimum at (3, -3) D. local minimum at (-1, -6) local maximum at (1, 6) local minimum at (3, -3)
Identify the pairs of complementary or supplementary angles, as indicated.Complementary
A. ?CBD & ?DBE; ?ABF & ?FBE B. ?FBE & ?EBD; ?ABF & ?CBD C. ?CBE & ?EBA D. ?ABF & ?FBE
Solve the problem.If a population has a growth rate of 7.5% per year, how long to the nearest tenth of a year will it take the population to double?
A. 9.2 years B. 9.9 years C. 0.9 years D. 0.1 years