A disc is thrown into the air with an upward velocity of 20 fts. Its height nin
teet after t seconds is given by the function h = -16t2 + 200 + 6. What
maximum height the disc reaches? How long does it take for the disc
the maximum height? How long does it take for the disc to descend to 3
above the ground?

Which equation can be simplified to find the inverse of y = 2x2?

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?