Write [(-4) x (-5)]^5 as a product of powers A.(-4)^5 + (-5)^5
B.5(-4) + 5(-5)
C.(-4)^5 x (-5)^5
D.4^5 x 5^5
PLEASE ANSWER FAST

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables