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Vaibhav Kumar Gupta 7 years, 9 months ago

Cos (-15π/4) Cos (90+75) -Sin (75) -sin (45+30) -[sin45×cos30 + cos45×sin30] -[1/√2×√3/2 + 1/2×1/√2] -(√3+1/2√2)

Ratnesh Singh Rathod 7 years, 9 months ago

Cos(4π-π/4)=cosπ/4=1/√2
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Mohd Ashar Khan 7 years, 9 months ago

If we take equal to(=) operater,then it is true and if we take greater than(>) operator,then it is false bcoz a zero is not greater than any other zero.
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Chirag Kumar 7 years, 9 months ago

CBSE
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Anjali Sinha 7 years, 9 months ago

sec x . tan x
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Chirag Kumar 7 years, 9 months ago

Because no. Of relations is equal to the no. Of subsets of A×B.???

Chirag Kumar 7 years, 9 months ago

2 raise to 6 or 2^6
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Medhavi Singh 7 years, 9 months ago

*cos(x+1)

Medhavi Singh 7 years, 9 months ago

cos(x+h)......
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Medhavi Singh 7 years, 9 months ago

Cosx,by using first principle...
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Aayush Shukla 7 years, 9 months ago

Statics is a scoring chapter so I like it??

Medhavi Singh 7 years, 9 months ago

How????

Lalita Kumari 7 years, 9 months ago

I love ststics??

Medhavi Singh 7 years, 9 months ago

Me too....?

Rohan Gupta 7 years, 9 months ago

I hate statics

Nitish Swan 7 years, 9 months ago

Favourite........
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Medhavi Singh 7 years, 9 months ago

If there is + b/w sin4x and sin6x then answer is nπ+-π/3...
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Kiran Kotwal 7 years, 9 months ago

tu class 11 mei kaisey phauch gya bhai???
Iit
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X3
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