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Simplify the following expression 48^1/2

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?

Consider the image of klmn for the translation (x, y) → (x – 2, y – 1). what is the ordered pair of l′?