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Nidhi
6y ago
यदि a + b + c = 6 और ab + bc + ca = 11, हो, तो bc (b + c) + ca (c + a) + ab (a + b) + 3abc का मान ज्ञात कीजिए।
5
Suman pal 6y ago
14
Vishal Bhadane 6y ago
66
Dilli Prodyogiki 6y ago
(a+b+c)*(ab+bc+ca)=6*11=66
Indranil Sil 6y ago
126
@ityagichirag 6y ago
A=1,B=2,C=3...
Answer=66
