Consider U = {x\x is a negative real number}.
Which is an empty set?
O {x\x € U and x has a negative cube root}
O {x|x € U and x has a negative square root}
O {x|x € U and x is equal to the product of a positive number and -1}
O {x|x € U and x is equal to the sum of one negative and one positive number}

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.

Which system of linear inequalities is represented by the graph?

Percy rides his bike 11.2 miles in 1.4 hours at a constant rate. write an equation to represent the proportional relationship between the number of hours percy rides, x,and the distance in miles, y, that he travels.