Open ended(15 points): SHOW ALL WORK FOR FULL CREDIT A projectile is fired vertically upward, and its height s(t) in feet after t seconds is given by the function
s(t) = -16t2 + 600t + 800.
a. After how many seconds, to the nearest tenth, will the projectile hit the ground?

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

Which system of linear inequalities is represented by the graph?

See attachment below and find the equivalent of tan(∠qsr)