CBSE Class 12-science Answered
if A=[ 0 -tan alpa/2
tan alpa/2 0]
and I is the identity matrix of order 2, show that
I+A=(I-A)[cos alpa -sin alpa
sin alpa cosalpa]
Asked by saravanan.k | 16 Jun, 2011, 01:17: AM
Expert Answer
Answered by | 16 Jun, 2011, 03:57: PM
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