SOLUTION: The height of a rocket, in feet above the ground, t seconds after it was launched is given by the expression 25 + 150t - 16t 2 second power. How many feet above the ground is the r

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Question 759731: The height of a rocket, in feet above the ground, t seconds after it was launched is given by the expression 25 + 150t - 16t 2 second power. How many feet above the ground is the rocket 3 seconds after it was launched?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+h+=+-16t%5E2+%2B+150t+%2B+25+
+t+=+3+
+h+=+-16%2A3%5E2+%2B+150%2A3+%2B+25+
+h+=+-16%2A9+%2B+450+%2B+25+
+h+=+-144+%2B+475+
+h+=+331+
The rocket is 331 ft above ground 3 sec after launch