Melanie and Jake are going to give away a king-sized candy bar if the player hits gray, a fun sized Snickers if they hit black and a dum dum if they hit white. They determine that a king-sized candy bar will cost them $1 a piece, a fun sized Snickers costs them $0.25 a piece, and a dum dum costs them $0.05 a piece. If they are charging $1 to play their game what is their expected profit per play?

step-by-step explanation:

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answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11

no because after the troops were pulled many blacks were killed by hangings lynchings and other cruel ways which in a way interrupted the reconstruction of the south and differed from the way abraham lincoln had an idea of reconstruction