sin 30 + tan 45 - cosec 60 / sec 30 + cos 60 +cot 45
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sin 30 = 0.5 = cos60
tan45 = 1 = Cot 45
Cosec60= √3/2 = Sec 30
putting values in above Expression,we get:
(3/2)- (√3/2) / (3/2) + (√3/2)
taking √3/2 Common from num n deno.
both get cancelled
= (√3 - 1)/ (√3+1)
= (√3-1)²/2
ans.
tan45 = 1 = Cot 45
Cosec60= √3/2 = Sec 30
putting values in above Expression,we get:
(3/2)- (√3/2) / (3/2) + (√3/2)
taking √3/2 Common from num n deno.
both get cancelled
= (√3 - 1)/ (√3+1)
= (√3-1)²/2
ans.
Answered by
13
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