Mathematics, 18.02.2020 22:35 acornelas7128
An archway is modeled by the equation y = -2x2 + 8x. A rod is to be placed across the archway at an angle defined by the equation x β 2.23y + 10.34 = 0. If the rod is attached to the archway at points A and B, such that point B is at a higher level than point A, at what distance from the ground level is point B?
A.
8 units
B.
6 units
C.
5 units
D.
3 units
Answers: 2
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An archway is modeled by the equation y = -2x2 + 8x. A rod is to be placed across the archway at an...
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