Mathematics, 11.02.2021 20:20, raularriaga

The shape of a hanging cable can be described by the curve y=.03r^2 -1.46x +19.45, where x represents the horizontal distance along the ground and y represents the height of the cable above the ground, both in feet.
Which of the following represents the horizontal distance at which the cable is closest to the ground?
(1) 14.8
(3) 26.8
(2) 24.3
(4) 48.6

Answers: 2

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The shape of a hanging cable can be described by the curve y=.03r^2 -1.46x +19.45, where x represent...