a-b-c-5-a-5-b-5-c-5-a-b-c-3-a-3-b-3-c-3-is-there-an-easier-way-

Question Number 184505 by SEKRET last updated on 07/Jan/23

\frac{{(a + b + c)}^{5} - a^{5} - b^{5} - c^{5}}{{(a + b + c)}^{3} - a^{3} - b^{3} - c^{3}} = ?

is there a n e a s i e r w a y .

Answered by Frix last updated on 07/Jan/23

= \frac{5 (a + b) (a + c) (b + c) (a^{2} + b^{2} + c^{2} + a b + a c + b c)}{3 (a + b) (a + c) (b + c)}

I found no easier way

Commented by SEKRET last updated on 08/Jan/23

thanks sir

Facebook Tweet Pin