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1.which of the following inequalities(不等式) has a solution set that, when graphed on the number line ,is a single line segment of finitelength? A,x^4 ≥1B,x^3≤27C,x^2≥16D,2≤|X|≤5E,2≤3x+4≤6 2.·according to the directions on a can of frozen orange juice concentrate,1 can of concentrate is to be mixed with 3 cans of water to make orange juice, how many 12-ounce cans of the concentrate are required to prepare 200 6-ounce servings of orange juice? ·A,25·B,34·C,50,.D.67·E.100
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