In how many ways can 8 people stand in a row if 2 of the people refuse to stand together?
?
A. 70,560
B. 35,280
C. 30,240
D. 110,880
E. none of the above
Answer: C
Mathematics
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Find the divergence of the field F.F = 
A. 
B. 
C. 0
D. 
Mathematics
Use sum-to-product formulas to rewrite the expression as a product.sin 6x + sin 2x
A. 2 sin 4x sin 2x B. 2 sin 8x C. 2 sin 4x cos 2x D. 2 cos 4x sin 2x
Mathematics
Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{5n2 - 3}
A. Geometric; r = 5 B. Arithmetic; d = -3 C. Arithmetic; d = 5 D. Neither
Mathematics
For the given points A, B, and C, find the area of the triangle with vertices at A, B, and C.A(1, 2, 0), B(-2, 4, 3), C(0, -3, 4)
A. 
B. 
C. 
D. 
Mathematics