Ответ:
0}}\cdot \underbrace {ln2}_{>0}" alt="y=\Big(\dfrac{1}{2}\Big)^{x}+1\\\\\\1)\ \ OOF:\ \ x\in R\ ,\\\\2)\ \ OZF:\ \ y\in (1;+\infty )\\\\3)\ \ y'=\Big(\dfrac{1}{2}\Big)^{x}\cdot ln\dfrac{1}{2}=-\dfrac{1}{\underbrace{2^{x}}_{>0}}\cdot \underbrace {ln2}_{>0}" align="absmiddle" class="latex-formula">