1. If a=c cosh X and b=c sinh x
Prove that (a+b)e^-2x=a-b
2. Prove that...
1. If a=c cosh X and b=c sinh x
Prove that (a+b)e^-2x=a-b
2. Prove that...
1. If a=c cosh X and b=c sinh x
Prove that (a+b)e^-2x=a-b
2. Prove that cosh 3x cosh³ X +sinh 3x sinh³x=cosh³2x
3. If secΦ + tanΦ=e^u prove that secΦ=cosh and tanΦ=sinh u?
InMathematics
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Asked by Favour on 25th April, 2020
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