thì y // z

D

D

D

D

= \(\dfrac{3}{5}+\dfrac{-17}{45}\)

= \(\dfrac{27}{45}+\dfrac{-17}{45}\)

= \(\dfrac{10}{45}=\dfrac{2}{9}\)

\(^{x^2=4^2=\left(-4\right)^2\Rightarrow x=4=\left(-4\right)}\)

My daughter and her friends go to the cinema once or twice a week

1 - hát ru

Playing the piano everyday morning is her hobby