Lena reflected this figure across the x-axis. she writes the vertices of the images as a’(-2,8),b(-5,6),c(-8,8),d(-4,2).le na is incorrect because

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After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Which strategy is used by public health to reduce the incidence of food poisoning?