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Express: 3costheta-4sintheta\ as c o ...

Express: `3costheta-4sintheta\ ` as `c o s i n e` of a single expression.

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RD SHARMA ENGLISH-TRIGONOMETRIC RATIOS OF COMPOUND ANGLES-All Questions
  1. Prove that 5costheta+3cos(theta+pi/3)+3 lies between -4a n d10.

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  2. Reduce sqrt(3)sintheta+costheta as a single term consisting sine only

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  3. Express: 3costheta-4sintheta\ as c o s i n e of a single expression...

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  4. Find the maximum and minimum values of each of the following trigono...

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  5. Find the maximum and minimum values of each of the following trigon...

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  6. Find the maximum and minimum values of each of the following trigono...

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  7. Find the maximum and minimum values of the trigonometrical expressi...

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  8. Reduce the expression to the sine or cosine of a single expression:...

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  9. Reduce the expression to the sine and cosine of a single expression:...

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  10. Reduce each of the following expressions to the sine and cosine of a ...

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  11. . Show that sin100^@- sin 10^@ is positive

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  12. If alpha+beta-gamma=pi and sin^2alpha+sin^2beta-sin^2gamma=lambda sina...

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  13. If x\ costheta=y cos(theta+(2pi)/3)=z cos(theta+(4pi)/3) , then write ...

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  14. Write the maximum and minimum values of 3cos x+4sin x+5.

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  15. Write the maximum value of 12sinθ.

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  16. If 12 sintheta-9sin^2theta attains its maximum value at theta=alpha , ...

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  17. Write the interval in which the values of 5costheta+3cos(theta+pi/3)+3...

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  18. If tan(A+B)=p\ a n dtan(A-B)=q then write the value of tan2Bdot

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  19. If ("cos"(x-y))/("cos"(x+y))=m/n , then write the value of t a n x\ t ...

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  20. If a=b cos((2pi)/3)= c cos((4pi)/3), then write the value of a b+b c+c...

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