(3) Show that, sin0 (1 + cot? 0) = 1
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SINO ( 1-COSO/SINO)
SINO (SINO - COSO /COSO)
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Answer:
Step-by-step explanation:
Given,
L.H.S. = sin 0° ( 1 + cot 0° )
= sin 0° ( 1 ) + sin 0° ( cos 0° son 0° ) (∵cot theta = cos theta / sin theta )
= 0 + cos 0° ( ∵ sin 0° = 0 )
= 0 + 1 ( ∵ cos 0° = 1 )
= 1 = R.H.S.
∴ L.H.S. = R.H.S.
Hence sin0° ( 1 + cot 0° ) = 1 is proved.
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