Round to the nearest tenth: 430.09

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Ineed if you could explain and give me the answer you! this needs done

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.