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Discover Questions

238 grams = cups? What is the difference between 2πr and πr^2? If gold were to bond with oxygen what bond would it make? These radicals with different order and have the same radicand or with the same order and have a different radicand? How do I find the value of cos B from: tan B/2, given tan B = -sqrt(11)/5, with pi/2 < B < pi The answer is -5/6, but how do they get it?