Alacrosse player throws a ball in the air from an initial height of 7 feet. the ball has an initial vertical velocity of 90 feet per second. another player catches the ball when it is 3 feet above the ground. how long is the ball in the air? round your answer to the nearest hundredth.

Which value is not a solution of 8x^3 – 1 = 0

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.