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Write the least value of cos^2theta+sec^...

Write the least value of `cos^2theta+sec^2thetadot`

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Write the value of cot^2theta-1/(sin^2theta) .

If tantheta=1/(sqrt(7)) , find the value of (cos e c^2theta-sec^2theta)/(cos e c^2theta+sec^2theta) .

If tantheta=1/(sqrt(7)) , find the value of (cos e c^2theta-sec^2theta)/(cos e c^2theta+sec^2theta) .

Given tantheta=1/(sqrt(5)) , what is the value of (cos e c^2theta-sec^2theta)/(cos e c^2theta+sec^2theta) ?

Find the least value of 2 sin^(2) theta+ 3 cos^(2) theta .

If tantheta=1/(sqrt(2)) , find the value of (cos e c^2theta-sec^2theta)/(cos e c^2theta+cot^2theta)

If theta is an acute angle and t a ntheta=1/(sqrt(7)) , then the value of (cos e c^2theta-sec^2theta)/(cos e c^2theta+sec^2theta) is a. 3//4 b. 1//2 c. 2 d. 5//4

Given that tantheta=1/(sqrt(3,)) the value of (cos e c^2theta-sec^2theta)/(cos e c^2theta+sec^2theta) is -1 (b) 1 (c) 1/2 (d) -1/2

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RD SHARMA ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. If cot(alpha+beta)=0\ ,\ then write the value of "sin"(alpha+2beta) .

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  2. If t a n A+cot A=4, then write the value of t a n^4A+cot^4Adot

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  3. Write the least value of cos^2theta+sec^2thetadot

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  4. If x=sin^(14)theta+cos^(20)theta , then write the smallest interval in...

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  5. If 3sintheta+5costheta=5, then write the value of 5sin theta-3costheta...

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  6. If t a ntheta=x-1/(4x) , then s e ctheta-t a ntheta is equal to (a) -2...

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  7. If pi/2 < theta < (3pi)/2 then sqrt ((1-sin theta)/(1+sin theta))= a. ...

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  8. If pi lt theta lt 2pi then sqrt ((1+cos theta)/(1-cos theta))= a. co...

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  9. If sec theta= x+1/(4x) then sec theta+ tan theta= (a) x, 1/(x), (b) 2x...

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  10. If pi/2ltthetaltpi, then sqrt((1-sintheta)/(1+sintheta))+sqrt((1+sinth...

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  11. If tanθ+secθ=√3,0 <θ<π, then θ is equal to a. (5pi)/6 b. (2pi)/3 c. pi...

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  12. If t a ntheta=-1/(sqrt(5)) and theta lies in the IV quadrant, then the...

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  13. sin^6A+cos^6A+3sin^2A cos^2A=\ a. 0 b. 1 c. 2 d. 3

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  14. If cosec theta- cot theta=1/2, 0 < theta < pi/2 then cos theta= a.5/3,...

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  15. If theta is an acute angle and t a ntheta=1/(sqrt(7)) , then the value...

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  16. sin^(2)5^@+sin^(2)10^@+sin^(2)15^@ +.......+sin^(2)85^@ + sin^(2)90^@=

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  17. If t a n A+cot A=4, then tan^4A+cot^4A is equal to 110 b. 191 c. 80 d....

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  18. If xsin45^0cos^2 60^0=(tan^2 60^0cos e c\ 30^0)/(s e c 45^0cot^2 30^0)...

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  19. If cos e ctheta+cottheta=(11)/2 , then t a ntheta= (21)/(22) (b) (15...

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  20. If cosec theta- cot theta=1/2, 0 < theta < pi/2 then cos theta= a.5/3,...

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