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In a triangle ABC , the line joining the...

In a triangle ABC , the line joining the circumcentre and incentre is parallel to BC, then Cos B + Cos C is equal to:

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RESONANCE DPP-JEE MAINS-All Questions
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  10. Find the following: lim(xrarroo)(x^2-3x+2)/(x^3+3x)

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  14. Evaluate the following: lim(xrarr1)(x^3-1)/(x^2-6x+5)

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  17. Evaluate the following: lim(xto1/3)(3x^2+5x-2)/(9x^2-1)

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