Find the zeros of the following function;
f(x) = x2 - x - 30

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost