if tanh x=sin theta prove that cosh x=sec theta
Answers
Answered by
1
Answer:
hsbsbbsbxbzbsuygwgegeggeydydyys
Step-by-step explanation:
vdvdvsbbdbsbsbvzvzvvzbxzbbzbbzbbzbxbbdbdbdbdbdbbdbd. sbbsbdbbxbbxbdbdbbdbdbdbbdbdbdbbdbdbbsbsbsbbsbsbbsbsbsbsbbsbshs
Similar questions