a sqrt a +b sqrt b = 183 and
a sqrt b + b sqrt a = 182
Sent from my GT-I9505 using Tapatalk
Use the cubic expansion
and plug things in.
, which means that . Solve this for y to get .
Plug 9 - x in for y in
Solve for x.
Go back to , and plug in your x-value to get y. Finally, plug into
to find a and b.
No more hints from me! You should be able to figure the rest out.