Question

fast please
the shortest answer lets see who can do this

Answer 1

hello mate!.....


given.....

$3x {}^{3} - \frac{2}{5} x {}^{2} + 3x {}^{3} - x {}^{2} \\ \\ 6x {}^{3} - \frac{ 7x {}^{2} }{5} \\ \\ = \frac{30x {}^{3} - 7x {}^{2} }{5}$


hope it helps u

Answer 2

he already done the answer