Solve the problem.If n(A) = 38, n(B) = 33, and n(A ? B) = 20, find n(A ? B).
A. 71
B. 91
C. 31
D. 51
Answer: D
Mathematics
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Solve the problem.The perimeter of a rectangle is six times the width. If the length were increased by 4 inches and the width by 7 inches, the perimeter would be 160 inches. What is the width?
A. 69 in. B. 46 in. C. 23 in. D. 138 in.
Mathematics
Determine convergence or divergence of the alternating series.
A. Converges B. Diverges
Mathematics
Determine the number of triangles with the given parts.a = 15, b = 27, ? = 97°
A. 2 B. 1 C. 0 D. 3
Mathematics
Multiply.(0.01)(654.14)
A. 65.414 B. 654.14 C. 6541.4 D. 6.5414
Mathematics