A die is rolled five times and the number of fours that come up is tallied. Find the probability of getting the given result.Exactly three fours
A. .402
B. .032
C. .161
D. .003
Answer: B
Mathematics
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Add.
A. 70,436 B. 70,336 C. 70,446 D. 77,492
Mathematics
Multiply.(6x2 - x + 1)(4x2 + x - 10)
A. 24x4 + 2x3 + 64x2 + 10x + 10 B. 24x4 + 2x3 + 63x2 - 9x + 10 C. 24x4 + 2x3 - 57x2 + 11x - 10 D. 24x4 + 10x3 + 63x2 + 11x + 10
Mathematics
Find the largest open interval where the function is changing as requested.Increasing f(x) = x2 - 2x + 1
A. (1, ?) B. (-?, 1) C. (0, ?) D. (-?, 0)
Mathematics
Express the function as a trigonometric function of x.cos 4x
A. 3 sin x - 4 sin3x B. cos3x - 3 sin2x cos x C. cos4x - 6 sin2x cos2x + sin4x D. 4 sin x cos3x - 4 sin3x cos x
Mathematics