Prove the identity
cscx-cotxcosx=sinx...
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How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?
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Acircle has a diameter with endpoints at 15 + 25i and –25 – 17i. which point is also on the circle? –15 +21i 0 + 0i 15 + 17i 16 + 24i
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Mathematics, 22.06.2019 05:20
Use the balanced scale to find the number of grams in 17 kilograms.
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