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Find the value of k for which the quadra...

Find the value of `k` for which the quadratic equation `3x^2+kx+3=0` has real and equal roots.

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    X BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION-C|5 Videos

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X BOARD PREVIOUS YEAR PAPER ENGLISH-X Boards-All Questions
  1. Prove that sqrt(5) is irrational.

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  2. The 17^(th) term of an AP exceeds its 10^(th) term by 7. Find the comm...

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  3. Find the value of k for which the quadratic equation 3x^2+kx+3=0 has r...

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  4. Find all the zeroes of the polynomial x^4+x^3-14x^2-2x+24 if two of it...

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  5. The midpoint of the line segment joining A(29,4) and B(-2,3b) is C(2a+...

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  6. If Sn the sum of first n terms of an AP is given by 2n^2+n, then find ...

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  7. If in an AP a=15, d=-3 and an=0. Then find the value of n.

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  8. Point P divides the line segment joining the points A(2,1) and B(5,-8)...

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  9. A part of monthly hostel charges is fixed and the remaining depends on...

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  10. For what value of P, points (2,1),(P, -1) and (-1,3) are collinear

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  11. A juice seller was serving his customers using glasses. The inner d...

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  12. In a triangle ABC, B=90^@ and D is the mid-oint of BC then prove that ...

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  13. If sinx+cosy=1 , x=30^0 and y is an acute angle. Find the value of y

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  14. A cylindrical bucket, 32 cm high and with radius of base 18 cm, is ...

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  15. Find the value of (cos48^@-sin42^@)

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  16. A train travels 360 km at a uniform speed. If the speed had been 5k...

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  17. In figure, three sectors of a circle of radius 7 cm, making angles of ...

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  18. The area of two similar traingles are 25 sq cm and 121 sq cm. Find the...

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  19. Solve 1/(a+b+x)=1/a+1/b+1/x,a+b !=0

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  20. Show that any positive odd integer is of the form 6q+1 or 6q+3 or 6q+...

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