9.
यदि ab+bc+ca = 8 है और
a2 + b + c =
20 है,
9
I
I
(a + b + c)[(a - b)2 + (b - c)2 + (c - a)] #1
[ares
संभावित मान है :
(a) 72
(c) 84
(b) 56
(d) 80
SSC CGL 6 June 2019
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Step-by-step explanation:
what do we have to tell bro?
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