Evaluate the function.For f(x) = 3x2 + 4x + 5, find f(k).
A. f(k) = 9k2 + 16k + 25
B. f(k) = 3k2 + 4k + 5
C. f(k) = 3k2 + 4k + 25
D. f(k) = 3k2 + 16k + 5
Answer: B
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A. $201.21; $1,506.20 B. $1,411.20; $1,601.20 C. $292.61; $1,601.20 D. $296.21; $1,506.20
s(t) is the position of a body moving along a coordinate line; s(t) is measured in feet and t in seconds, where t?0. Find the position, velocity, and speed of the body at the indicated time.
Write the augmented matrix for the system of equations. 6x + 9y + 6z= 54 4x + 2y + 7z= 17 3x - 2y + 2z= 2
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Find the midpoint of the segment with the given endpoints.(9, -6) and (-9, -9)
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