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Mathematics, 27.01.2021 03:00 kate8941

hello these are my questions and i know what the answer is but i dont know the formula to get them. if you could just do one and explain the formula that would be pretty cool


hello these are my questions and i know what the answer is but i dont know the formula to get them.

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hello these are my questions and i know what the answer is but i dont know the formula to get them....
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