Question: An arrow is shot upward from a platform 40 ft high with an initial velocity of 224 ft per sec. Its height h in feet

An arrow is shot upward from a platform 40 ft high with an initial velocity of 224 ft per sec. Its height h in feet after t seconds is modeled by the function

After how many seconds will the arrow be 760 ft above the ground?

h(t) = -16t + 224t + 40.

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