Which statement about the zeros of a quadratic polynomial is true? 1. there must be one complex zero, not just real zeros. 2. if the polynomial is quadratic, then it can have a maximum of 2 zeros, not 3. 3. if−4 and 3 are zeros, the conjugates 4 and−3 must also be zeros. 4. if the quadratic polynomial has 3 zeros, then it must have complex coefficients.

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out