Dear aspirant !
Hope you are doing great ! This thing is prohibited here ,don't do anything here ,a lot of serious aspirant are here to know their queries solution ,we are not computer or robot so that we can know your this mathematics language sorry don't mind this but now it's over . I expect you to not to do the same next time and it is for those also who are reading this ,don't post anything here .
THANK you
Question : If $a+b+c=13$ and $a b+b c+c a=45$, find $a^2+b^2+c^2$.
Option 1: 79
Option 2: 65
Option 3: 57
Option 4: 85
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