Question

tính giá trị biẻu thức sau

Answer 1

\(\dfrac{17}{6}+\dfrac{26}{-12}-\dfrac{-13}{39}\)
\(=\dfrac{17}{6}-\dfrac{13}{6}+\dfrac{1}{3}\)
\(=\dfrac{4}{6}+\dfrac{1}{3}\)
\(=\dfrac{2}{3}+\dfrac{1}{3}\)
\(=1\)

#Sahara