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In Delta ABC the roots of the equation x...

In `Delta ABC` the roots of the equation `x^3-(r+4R)x^2+s^2x-s^2r=0` are

A

`r,r_(1),r_(2)`

B

`r,r_(2),r_(3)`

C

`r,r_(1),r_(3)`

D

`r_(1),r_(2),r_(3)`

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The correct Answer is:
D
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AAKASH SERIES-REVISION EXERCISE-PROPERTIES OF TRIANGLES
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  3. In Delta ABC the roots of the equation x^3-(r+4R)x^2+s^2x-s^2r=0 are

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  14. A Tower stands at the centre of a circular park. A and B are two point...

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  15. If each side of length a of an equilateral triangle subtends an angle ...

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  16. A pole of height h stands at one corner of a park in the shape of an e...

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  17. A tower of height h standing at the centre of a square with sides of l...

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  18. The elevation of a tower due north of a station A is alpha and at anot...

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  19. The height of the tower vertically at the ortho centre of the triangle...

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