A creature on the moon throws a rock off a cliff. The height of the rock above the surface of the moon, in meters, t seconds after it is thrown is given by h(t)=-t^2 +8t+10. When does the rock hit the surface of the moon?
+1223 This question seems to be a repost. I answered this already.
https://web2.0calc.com/questions/equation-math-question-pls-help-gt-gt-gt-anyone
+1223 This question seems to be a repost. I answered this already.
https://web2.0calc.com/questions/equation-math-question-pls-help-gt-gt-gt-anyone
