Question

7/5 x 4/3 x 4/3

Ghi loi giai chi tiet vs a

 

Answer 1

\(\dfrac{7}{5}\times\dfrac{4}{3}\times\dfrac{4}{3}\)

\(=\dfrac{28}{15}\times\dfrac{4}{3}\)

\(=\dfrac{112}{45}\)

Answer 2

\(\dfrac{7}{5}\times\dfrac{4}{3}\times\dfrac{4}{3}=\dfrac{28}{15}\times\dfrac{4}{3}=\dfrac{28\times4}{15\times3}=\dfrac{112}{45}\)