A ball was thrown from the top of a cliff. It reached a maximum height of 64 feet two seconds after it was thrown, and it hit the ground four seconds after it was thrown. How tall was the cliff? please I need help

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is: