Asked by derekkkk
The solution set of the inequality y(>/) 1/3(x-4)^2+1 includes the points
A. (–1, 1), (4, 0), and (7, –1)
B. (1, 3), (4, 1), and (8, 2)
C. (4, 2), (7, 4), and (8, 8)
D. (–4, 2), (0, 9), and (9, 1)
A. (–1, 1), (4, 0), and (7, –1)
B. (1, 3), (4, 1), and (8, 2)
C. (4, 2), (7, 4), and (8, 8)
D. (–4, 2), (0, 9), and (9, 1)
Answers
Answered by
oobleck
it's easy to check x=0. That makes y>= 19/3
check the other points in like manner
the vertex is at (4,1) so y will be greater than 1 in all cases
check the other points in like manner
the vertex is at (4,1) so y will be greater than 1 in all cases
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