Question

cat ii radical din x derivat?

Answer 1

[tex]( \sqrt{x} )'=(x^{ \frac{1}{2}} )'= \frac{1}{2} x^{ \frac{1}{2}-1}=\frac{1}{2} x^{ -\frac{1}{2}}=\\ =\frac{1}{2} \frac{1}{x^{\frac{1}{2}}} =\frac{1}{2} \frac{1}{ \sqrt{x} }=>\\ ( \sqrt{x} )'= \frac{1}{2 \sqrt{x} } [/tex]Scrie răspunsul tău aici