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lim(x->0)(1-cos2x)/(3tan^2x)...

`lim_(x->0)(1-cos2x)/(3tan^2x)`

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`lim_(x->0)(1-cos2x)/(3tan^2x)`
`lim_(x->0)(1-1+2sin^2x)/(3tan^2x)`
`lim_(x->0)(2sin^2x)/(3(sin^2x)/(cos^2x))`
`=2/3`
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RD SHARMA-LIMITS-All Questions
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  2. Evaluate the following limit: lim(x->0)(1-cos4x)/(x^2)

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  3. lim(x->0)(1-cos2x)/(3tan^2x)

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  4. Evaluate the following limit: lim(x->0)(a x+x\ cos x)/(b sinx)

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  5. Evaluate the following limit: lim(x->0)(2sin x-sin2x)/(x^3)

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  6. Evaluate the following limit: lim(x->0)(cos e c x-cot x)/x

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  7. Evaluate the following limit: lim(x->0)(5x+4sin3x)/(4sin2x+7x)

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  8. Evaluate the following limit: lim(x->0)(cos e c x-cot x)

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  9. Evaluate the following limit: (lim)(x->0)(x\ cos x-sin x)/(x^2+t a n x...

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  10. Evaluate the following limit: (lim)(theta->0)(1-cos4theta)/(1-cos6thet...

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  11. Evaluate the following limit: (lim)(theta->0)(sin4theta)/(ta n 3theta)

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  12. Evaluate the following limit: (lim)(x->0)(1-cos5x)/(1-cos6x)

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  13. Evaluate the following limit: (lim)(x->0)(sin3x+7x)/(4x+sin2x)

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  14. Evaluate the following limit: (lim)(x->0)(3sin x-sin3x)/(x^3)

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  15. Evaluate the following limit: (lim)(x->0)(sin ax+bx)/(a x+sin bx)

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  16. Evaluate: lim(h->0)((a+h)^2sin(a+h)-a^2sina)/h

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  17. If (lim)(x->0)k x\ cosec\ x=(lim)(x->0) xcosec\ k x , find k

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  18. Evaluate: (lim)(x->pi/2)(cot x)/(pi/2-x)

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  19. Evaluate: (lim)(x->pi/2)(pi/2-x)t a n x

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  20. (lim)(x->pi/2)(tan2x)/(x-pi/2)

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