Question

(A+b)=110 and ab=1089 then a²+b²=

Answer 1

Answer:

since

(a+b)²=a²+b²+2ab

(110)²=a²+b²+2*(1089)

12100=a²+b²+2178

therfore

a²+b²=12100-2178

a²+b²=9922

answer,i hope it may help you.