Mathematics, 17.03.2021 23:40 girlwholikesanime

Prove that

cosh 3x = 4 (cosh^3(x)) - 3 cosh x

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More questions: Mathematics Another questions

Prove that cosh 3x = 4 (cosh^3(x)) - 3 cosh x​

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Another question on Mathematics

Prove that

cosh 3x = 4 (cosh^3(x)) - 3 cosh x