Write the complete binomial expansion.(3x2 - 1)3
A. 27x6 - 27x4 + 9x2 - 1
B. 81x8 + 27x6 - 27x4 + 9x2 - 1
C. (9x4 - 6x2 + 1)3
D. 27x3 - 27x2 + 9x - 1
Answer: A
Mathematics
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Graph the parabola.x2 = -3y
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If f(x,y) = x² + 6y², use the gradient vector ?f(10, 2) to find the tangent line to the level curve f(x,y) = 124 at the point (10, 2).
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Mathematics
For the set of numbers, find the mean, median, and any mode that exist. 26, 18.4, 21, 18.4,23.8, 17.4, 26, 16.2, 18.4,15.4
A. mean: 20.86, median: 19.7, mode: 26 B. mean: 20.86, median: 18.4, mode: 26 C. mean: 20.1, median: 18.4, mode: 26 D. mean: 20.1, median: 18.4, mode: 18.4
Mathematics
Provide an appropriate response.The credit terms 4/10, N/30 means a 10% discount may be taken if the invoice is paid within 4 days of the invoice date.
A. True B. False
Mathematics