Recommended Questions
- [sin(pi/2-x) + sin(pi-x)]^2+[(cos((3pi)/2-x)+cos(2pi-x)]^2=
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- Prove that: (cos(pi+x)cos(-x))/(sin(pi-x)cos(pi/2+x))=cot^2x
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- (cos(pi+x)cos(-x))/(sin(pi-x)cos(pi/2-x))=cot^2x
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- Prove that: (cos(pi+x)cos(-x))/(sin(pi-x)cos(pi/2+x) = cot^2x
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- [sin ((pi) / (2) -x) + sin (pi-x)] ^ (2) + [(cos ((3 pi) / (2) -x) + c...
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- (cos(pi-x)cos(-x))/(sin(pi-x)cos(pi/2+x))=cot^(2)x
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- [sin(x-pi)+cos(x-pi//2)]*cos(x-2pi)=.
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- Prove that (i) " cos " ((pi)/(4) + x) + " cos " ((pi)/(4)- x) =s...
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- int (-pi//2)^(pi//2) sin^(2) x cos^(2) x ( sin x + cos x ) dx =
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