CBSE Class 10 Answered
If sin + cos = m and sec +cosec
= n, prove that n ( = 2m.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Given: sin + cos = m and sec +cosec = n
L.H.S. = n
=
=
=
Answered by | 04 Jun, 2014, 03:23: PM
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