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Prove that: (t a n(90^0-theta)s e c(180^...

Prove that: `(t a n(90^0-theta)s e c(180^0-theta)sin(-theta))/(sin(180^0+theta)cot(360^0-theta)cosec(90^0-theta))=1`

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(sin(90^(@)-theta)sec(180^(@)-theta)sin(-theta))/(sin(180^(@)+theta)cot(360^(@)-theta)"cosec"(90^(@)+theta)) .

Prove that (cos(90^0+theta)sec(-theta)"tan"(180^0-theta))/(sec(360^0-theta)sin(180^0+theta)cot(90^0-theta))=-1

Prove that (cos(90^0+theta)sec(-theta)"tan"(180^0-theta))/(sec(360^0-theta)sin(180^0+theta)cot(90^0-theta))=-1

Prove the following: (cos(90^0-theta)sec(90^0-theta)t a ntheta)/(cosec(90^0-theta)sin(90^0-theta)cot(90^0-theta))+(tan(90^0-theta))/(cottheta)=2

Prove that : (sinthetacos(90^0-theta)costheta)/(sin(90^0-theta))+(costhetasin(90^0-theta)sintheta)/(cos(90^0-theta))=1

Prove that: sin(60^0-theta)cos(30^0+theta)+cos(60^0-theta)sin(30^0+theta)=1.

Prove that ("cos"(90^0+theta)"sec"(-theta)"tan"(180^0-theta))/("sec"(360^0-theta)"sin"(180^0+theta)"cot"(90^0-theta))=-1.

Prove that: (sin(180^0+theta)cos(90^0+theta)t a n(270^0-theta)cot(360^0-theta))/(sin(360^0-theta)cos(360^0+theta)cos e c(-theta)"sin"(270^0+theta))=1

The value of (cos(90^0-theta)sec(90^0-theta)tantheta)/(cos e c(90^0-theta)sin(90^0-theta)cot(90^0-theta))+(tan(90^0-theta))/(cottheta)"i s" 1 (b) -1 (c) 2 (d) -2

If xsin(90^@-theta)cot(90^@-theta)=cos(90^@-theta) , then x=

RD SHARMA ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. Prove that: (sin(180^0+theta)cos(90^0+theta)t a n(270^0-theta)cot(360...

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  2. Prove that: (cos e c(90^0+theta)+cot(450^0+theta))/(cos e c(90^0-thet...

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  3. Prove that: (t a n(90^0-theta)s e c(180^0-theta)sin(-theta))/(sin(180^...

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  4. Prove that: {1+cottheta-s e c(pi/2+theta)}{1+cottheta+s e c(pi/2+theta...

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  5. Prove that: 2sin^2(3pi/4)+2cos^2(pi/4)+2sec^2(pi/3)=10

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  6. Prove that: sin^2(pi/6)+cos^2(pi/3)-t a n^2pi/4=-1/2

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  7. cot^2 pi/6 +cose c (5pi)/6 +3tan^2 pi/6=6

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  8. Prove that: 2sin^2(pi/6)+cosec^2((7pi)/6)cos^2(pi/3)=3/2

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  9. Find all other trigonometrical ratios if sintheta=-(2sqrt(6))/5 andth...

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  10. Find sinthetaa n dt a nthetaifcostheta=-(12)/(13)andtheta lies in the ...

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  11. If (sinA)/(sinB)=pa n d(cosA)/(cosB)=q , find tanAa n dtanBdot

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  12. If 10sin^4alpha+15cos^4alpha=6 , find the value of 27cos e c^6alpha+8s...

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  13. If a=s e ctheta-t a ntheta and b=cos e ctheta+cottheta , then show tha...

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  14. A solid sphere of radius R/2 is cut out of a solid sphere of radius R ...

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  15. If Tn=sin^ntheta+cos^ntheta , prove that (i) (T3-T5)/(T1)=(T5-T7)/(T...

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  16. Prove that: sqrt((1-sintheta)/(1+s intheta))+sqrt((1+sintheta)/(1-s in...

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  17. If sectheta+tantheta=p , obtain the values of sectheta,tantheta and s...

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  18. If acos theta-b sin theta=c , show that asin theta+b cos theta=+-sqrt(...

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  19. If t a ntheta+sintheta=m and tantheta-sintheta=n , show m^(2)-n^2=4sqr...

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  20. Prove that: s e c^2theta+cos e c^2thetageq4 .

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