Find the root of the following function using Newton's method

$()=$tanhx

Among the following initial guesses, which one$($s$)$ will lead to a converging algorithm?

Question $9$

Answer

a$.$

$2\mathrm{.}25$

b$.$

$1\mathrm{.}07$

c$.$

$1\mathrm{.}63$

d$.$

$0\mathrm{.}03$

e$.$

$0\mathrm{.}56$