Question part points submissions used how many tangent lines to the curve y = x/(x + 1) pass through the point (1, 2)
1 answer:
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Combinations = n! / (n - r)! r!
In this case:
n = 4
r = 3
Combinations = 4! /(4-3)! 3! = 24/(1)(6) = 24/6 = 4
Answer:
4 arrangements
AB is a chord that passes through the center O, which means the central angles BOC and AOC are supplementary. So
Central angles and the arcs they subtend have the same measure, so that