Please help me with my geometry quesiton
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Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12