Question

решить уравнения ($2^{3- frac{x}{2} } =3$через логарифм)

Answer 1

$2^{3- frac{x}{2} }=3 \ \ log_22^{(3- frac{x}{2})}=log_23 \ \ 3- frac{x}{2}=log_23 \ \ - frac{x}{2}=log_23-3 \ \ x=6-2log_23$

Answer 2

log2(4/3)

Answer 3

log2(9/5)

Answer 4

log3(4/3)

Answer 5

log2(7/9)