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समीकरण sin7theta=sintheta+sin3theta" "0...

समीकरण `sin7theta=sintheta+sin3theta" "0 lt theta lt (pi)/(2)` के कुल हल बराबर होंगे।
(i) 1 (ii) 2 (iii) 3 (iv) 4

A

1

B

2

C

3

D

4

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
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