if a+b=14 and ab=16, then a2 + b2=? Share with your friends Share 0 Jeeja Joy answered this a2+b2= (a+b)2 identity= a2+2ab+b2= (a+b)2a2+b2= (a+b)2- 2ab a+b=14 ,ab= 16 = 142- 2*16 =196-32 =164 hope this helped.. thumbs up plzz 5 View Full Answer Jitesh Singhal answered this 164 0