Afirework is thrown from the top of a hill. the distance, in feet, between the rock and the ground x seconds after it's set off is given by h(t)=-8^2t + 48t + 56. what is the height of the hill where the rocket is set off?

Asequence of numbers begins with 12 and progresses geometrically. each number is the previous number divided by 2. which value can be used as the common ratio in an explicit formula that represents the sequence? 1/2 2 6 12

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36