A rock is thrown in the air from the edge of a seaside cliff. Its height in feet is represented by f(x) = -16(x
6X
16),
where x is the number of seconds
since the rock was thrown. The height of the rock is 0 feet when it hits the
water.
How long does it take the rock to hit the water?

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?

How can you find the magnitude of a vector, v = < x, y > , where the horizontal change is x and the vertical change is y?

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. which of the following expressions could represent how much bo pays for the game? choose 2 answers: choose 2 answers: (choice a) a 0.82b0.82b (choice b) b 1.18b1.18b (choice c) c b-0.18b−0.18 (choice d) d b-18b−18 (choice e) e b-0.18bb−0.18b