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Write the acute angle theta satisfyin...

Write the acute angle `theta` satisfying `sqrt(3)sintheta=costheta` .

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sqrt(3)sintheta-costheta=sqrt(2)

sqrt(3)costheta+sintheta=2

Find the acute angle theta satisfying the equation 2sin^(2)theta-2sqrt2sintheta+1=0.

If (sintheta+costheta)/(sintheta-costheta)=3 and theta is an acute angle, then the value of (3sintheta+4costheta)/(8costheta-3sintheta) is

If (1+tan^(2)theta)=(625)/(49)andtheta is acute , then what is the value of (sqrt(sintheta+costheta)) ?

If theta is an acute angle such that 4sin^(2) theta-2(sqrt3+1)sintheta+sqrt3=0,"then": theta= A) 30^(@) or 60^(@) B) 45^(@) or 90^(@) C) 0^(@) or 180^(@) D)none of these

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The value of theta for which sqrt3costheta+sintheta=1 is:

RD SHARMA-TRIGONOMETRIC RATIOS-All Questions
  1. If tanA=3/4 and A+B=90^@, then what is the value of cotB ?

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  2. If A+B=90^@ and cosB=3/5 , what is the value of sinA ?

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  3. Write the acute angle theta satisfying sqrt(3)sintheta=costheta .

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  4. Write the value of tan10otan15otan75otan80o .

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  5. If tanA=3/4 and A+B=90^@, then what is the value of cotB ?

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  6. If tanA=5/(12), find the value of (sinA+cosA)secA .

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  7. If theta is an acute angle such that costheta=3/5 , then (sinthetatant...

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  8. If tantheta=a/b , then (asintheta+bcostheta)/(asintheta-bcostheta) is ...

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  9. If 5tantheta-4=0, then the value of (5sintheta-4costheta)/(5sintheta+4...

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  10. If 16cotx=12, then (sinx-cosx)/(sinx+cosx) equals (a) 1/7 (b) 3/7 (c) ...

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  11. If 8tanx=15 , then sinx-cosx is equal to

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

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  13. If tantheta=3/4, then cos^2theta-sin^2theta= (a) 7/(25) (b) 1 (c) -7/...

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  14. If theta is an acute angle such that tan^2theta=8/7 , then the value o...

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  15. If 3costheta=5sintheta, then the value of (5sintheta-2sec^3theta+2cost...

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  16. If tan^2 45^@-cos^2 30^@=xsin45^@ \ cos45^@, then x is (a) 2 (b) -2 (c...

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  17. The value of cos^2 17^@ - sin^2 73^@ is (a) 1 (b) 1/3 (c) 0 (d) -1

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  18. The value of (cos^3 20^@-cos^3 70^@)/(sin^3 70^@-sin^3 20^@) is (a) 1/...

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  19. If A and B are complementary angles, then (a) sinA=sinB (b) cosA=cos...

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  20. If xsin(90o-theta)cot(90o-theta)=cos(90o-theta) , then x= (a) 0 (b) 1...

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