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Abdul Lateef

· started a discussion

· 1 Months ago

Put x=30 and answer is Option C

Question:

Find the value  sin x -cosx+1sin x+ cos x-1     = ?

Options:
A)

sin x-1 cos x       

B)

sin x+1 cos x       

C)

sin x-1 cos x+1      

D)

sin x+1 cos x+1      

Solution:

Ans: (b)

  

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