a+b+c=9,ab+bc+ca=40 find a²+b²+c².
akampan1:
not 0 its 1.
Answers
Answered by
4
the answer is one I hope
Attachments:
sry 1 not 0.
Answered by
2
(a+b+c)^2-2(ab+bc+ac)=81-80=1
pura process se thoda kar doh please
its full that formula gives value of a^2+b^2+c^2
Similar questions