What sample size is needed to give a margin of error within ± 1% in estimating a population proportion with 99% confidence?

Round your answer up to the nearest integer.

If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

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.

How do you solving the solution of each system using elimination?