From a pack of playing cards, the king of Heart is removed. The remaining cards are well -shuffled. What is the probability that a card drawn at random is a heart?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

Select all the statements that apply to this figure

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0