cot x + tan x=?
a) 2cot ^2 x
b) cot^ 2x
c) cot 2x
d) sec x. cosec x
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Answered by
1
Answer:
option D hoga
Step-by-step explanation:
cotx+ tanx
=1/tanx+ tanx
= 1+tan^2x÷ tanx
=sec^2x ÷tanx
= secx. cosecx
Answered by
0
Answer:
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