The square root of 75 would fall between what two integers? 5 and 77 and 89 and 10

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:

What would the rule be for the reflection of y=-3

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)