Find the length of the curve.The spiral r = 5?2, 0 ? ? ? 2
A. 720
B. 80?5
C. 
((?2 + 1)3/2 - 1)
D. 
Answer: D
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Solve.The function h(t) = -16t2 + 80t - 96 gives the height h, in feet, of a flare fired from the bottom of a gorge 96 feet deep with an initial velocity of 80 ft/sec. The flare fired is visible only when it is above the rim (h = 0). During what interval can the flare be seen?
A. (0, 2) B. (6, 7) C. (4, 5) D. (2, 3)
Provide an appropriate response.Explain why the order in which coordinates are subtracted to find slope does not matter as long as x-coordinates are subtracted in the same order as y-coordinates.
What will be an ideal response?
Provide an appropriate response.What is wrong with the following factorization?-8u - 16u2 + 12u3v - 16uv = -4uv(2 + 4u - 3u2 + 4)
What will be an ideal response?
Find the domain of the composite function f ? g.f(x) = 
; g(x) = 2x + 12
A. {x 
B. {x 
C. {x 
D. {x 