Pls help me my test is due is 30 minutes. The graph below shows the height of a ball versus time for one bounce. For how
many seconds was teh ball at a height of 7 feet or more above ground?

30 pts, will mark brainliestwhat is the period of the sinusoidal function? (picture 1)what is the minimum of the sinusoidal function? (picture2)what is the maximum of the sinusoidal function? (picture 3)

Solve the equation x/4 - 5= -8 -27 -12 -7 12

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days