if a2+b2-2a-2b+2ab=15 find the value of a+b Share with your friends Share 0 Neha Sethi answered this Dear student Given:a2+b2-2a-2b+2ab=15a2+b2+2ab-2a+b=15a+b2-15=2a+bSo, a+b=a+b2-152Identity used:1) a+b2=a2+b2+2ab Regards -25 View Full Answer Pranav Jajoo answered this USE IDENTITIES -12
