1 + 2 + 4 + 8..., n= 7
evaluate the geometric series...
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One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)
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The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse
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Find two consexutive odd integers such that the sum of their square is 650
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Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.
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