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If x= (2sqrt(15))/(sqrt5+sqrt3), find th...

If `x= (2sqrt(15))/(sqrt5+sqrt3)`, find the value of `(x+sqrt3)/(x-sqrt3)+(x+sqrt5)/(x-sqrt5).`

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UNITED BOOK HOUSE-SOLPARA HIGH SCHOOL-EXERCISE
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  3. If x= (2sqrt(15))/(sqrt5+sqrt3), find the value of (x+sqrt3)/(x-sqrt3)...

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  4. Three variable x,y,z such that y+z-x is a constant and if (z+x-y)(x+y-...

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  5. Find the area of a quadrant of a circle whose circumference is 22 cm.

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  7. Answer any one question : Prove that angles in the same segment of a c...

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  8. Prove that opposite angles of a cyclic quadrilateral are supplementary

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  9. Prove that two equal chords are equidistant from the centre of the cir...

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  10. Prove that cyclic trapezium is isoscles trapezium and the length of it...

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  11. Draw a traingle ABC whose BC = 6cm, CA = 5.5 cm and AB = 4.5. cm. Draw...

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  12. Draw a circle with radius 2.6 cm in length. Draw two tangents to the c...

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  13. Sum of two angles is 135^@ and their difference is pi^c/12. Find the s...

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  14. Find the value of: (tan 60^@- tan 30^@)/(1+ tan60^@ tan 30^@)+cos 60^@...

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  15. Show that, (cot 54^@)/(tan 36^@)+(tan20^@)/(cot 70^@)-2=0

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