Help me plzz...also give steps

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.

What’s the answer ? use the picture to see the problem

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52