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| 1. |
If sin theta + 2cos theta =1Prove that2sin theta - cos theta=2 |
| Answer» Sq. Both [email\xa0protected][email\xa0protected][email\xa0protected]@=1.......... [email\xa0protected]+4([email\xa0protected])[email\xa0protected]@[email\xa0protected][email\xa0protected][email\xa0protected]@[email\xa0protected]@[email\xa0protected]=4....([email\xa0protected]@)^[email\xa0protected]@=2(H.P) | |