Question

if a=11 and b=9 then a2+b2+ab/(a3+b3)=?

Answer 1

(11)^2+(9)^2+(11*9)/(11+9)^3

121+81+99/1331+729

301/2060

= 301/2060 (answer)

Answer 2

121+81+99/(1331+729)
=> 301/2060
=> 0.1411650485436893203883495145631