cause by 1 + sin a + 1 + sin by cos A is equals to 2 second
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Answer:
u mean Cos/1+sin + 1+sin/cos = 2sec
Answered by
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Answer:
Step-by-step explanation:
cos (1+sin)
(1+sin) + cos
= cos2 + (1+sin)2
cos*(1+sin)
= cos2 + 1 + 2sin + sin2
cos*(1+sin)
we know that cos2 + sin2 = 1
= (1+1+2sin)
cos*(1+sin)
= (2+2sin)
cos*(1+sin)
= 2(1+sin)
cos*(1+sin)
= 2
cos
= 2sec
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