Write (2)/(7)x(1.4x^2-3.5y) as a polynomial.

Question

Write
`(2)/(7)x(1.4x^2-3.5y)` as a polynomial.

Answer 1

`0.41x^3-1.02xy` or
`0.4x^3-xy`

Explanation:

`(2)/(7)x(1.4x^2-3.5y) < == convert\ (2)/(7)\ to\ a\ decimal\\\\0.29x(1.4x^2-3.5y) < ==distribute\ 0.29x\\\\0.41x^3-1.02xy`

Can also be written as:
`0.4x^3-xy`

Hope this helps!