Question

solve the given equation: (e^x) + (4e^-x) - 4 = 0

Answer 1

multiply both sides with e^(x)

Answer 2

ok?:

Answer 3

u;ll get\[e^{2x}-4e^{x}+4=0\]

Answer 4

now its a simple quadratic equation

Answer 5

\[(e^{x})^2-2.e^{x}.2+2^2=0\]
ok?

Answer 6

thank you so muchh!!!

Answer 7

no problem yw!!