Mathematics, 12.01.2021 03:10, shanewugden7362

A person walking across a bridge accidentally drops an orange into the river below from a height of 140 ft. The equation 0 = -x^2 + 7x + 18 gives the relationship between how many seconds, x, have passed when the orange hits the water. In how many seconds will the orange hit the water?

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A person walking across a bridge accidentally drops an orange into the river below from a height of...