CBSE Class 12-science Answered
using properties f determinatns prove all following questions.
(m+n)2 l2 mn
(n + l)2 m2 ln = (l2 + m2 + n2) (l – m) (m - n) (n – l)
(l + m)2 n2 lm
b2 + c2 a2 a2
b2 c2 + a2 b2 = 4a2b2c2
c2 c2 a2 + b2
Asked by haroonrashidgkp | 11 Apr, 2018, 03:42: PM
Expert Answer
Answered by Yasmeen Khan | 12 Apr, 2018, 06:18: PM
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