Compute .Compute  if u and v are unit vectors and the angle between u and v is .

A. 1
B.
C.
D.


Answer: B

Mathematics

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Find the potential function f for the field F.F = 

A. f(x, y, z) = 
B. f(x, y, z) = 
C. f(x, y, z) = 
D. f(x, y, z) = - 

Mathematics

Operating breakeven analysis deals with the:

A. assets and liabilities forecasted in the pro forma balance sheet. B. net cash flows from operations shown on the statement of cash flows. C. noncash items included in operating activities. D. revenues and expenses associated with a firm's normal production and selling operations. E. interest payments to bondholders and the dividend payments to preferred stockholders.

Mathematics

Solve the quadratic equation by the square root property. If possible, simplify radicals or rationalize denominators.y2 = 150

A. {5}
B. {±6}
C. {6}
D. {±5}

Mathematics

Factor completely. If the polynomial cannot be factored, write prime.u2 - 10u + 21

A. (u - 7)(u + 3) B. (u - 7)(u - 3) C. (u + 7)(u - 3) D. (u + 7)(u + 3)

Mathematics