The graph of a function f is given. Use the graph to answer the question.What is the y-intercept?
A. 25
B. -15
C. 17.5
D. -20
Answer: B
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Evaluate the surface integral of G over the surface S.S is the cylinder y2 + z2 = 121, z ? 0 and 5 ? x ? 6; G(x, y, z) = z
A. 22 B. 121 C. 2662 D. 242
Locate the point on the rectangular coordinate system.
(-3, 0)
A. C B. F C. J D. G
Find the equation from the graph.
A. y = -4x - 2 B. y = -4x + 2 C. y = 4x + 2 D. y = 4x - 2
Ship A leaves port sailing north at a speed of 25 mph. A half hour later, ship B leaves the same port sailing east at a speed of 16 mph. Let t (in hours) denote the time ship B has been at sea. Find an expression in terms of t giving the distance between the two ships and use this expression to find the distance between the two ships 3 hours after ship A has left port. Round the answer to the nearest tenth. ?
A. 86.0 mi B. 78.0 mi C. 83.5 mi D. 83.0 mi E. 85.0 mi