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Find m, if the quadratic equation (m-12)...

Find m, if the quadratic equation `(m-12)x^(2)+2(m-12)x+2=0` has real and eqaul roots.

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The correct Answer is:
m=14
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TARGET PUBLICATION-QUADRATIC EQUATIONS-probelm set - 2
  1. Solve the following quadratic equations : 5m^(2)+2m+1=0

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  2. Solve the following quadratic equations : x^(3)-4x-3=0

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  3. Find m, if the quadratic equation (m-12)x^(2)+2(m-12)x+2=0 has real an...

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  4. The sum of two roots of a quadratic equation is 5 and the sum of their...

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  5. Find quadratic equation such that its roots are square of sum of the r...

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  6. Mukund possesses RS 50 more than what Sagar possesses. The product of ...

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  7. The difference between squares of two numbers is 120. The square of sm...

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  8. Ranjana wants to distribute 540 oranges among some students. If 30 stu...

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  9. Mr. Dinesh owns an agricultural farm at village Talvel. The length of ...

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  10. A tank fills completely in 2 hours if both the taps are open. If only ...

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  11. Which is the quadratic equation?

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  12. Choose the correct answer for the following questions. (ii) Out of t...

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  13. The roots of x^(2)+kx+k=0 are real and equal, find k.

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  14. Which of the following is the value of the discriminant for sqrt(2)x^...

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  15. Which of the following quadratic equations has roots 3,5 ?

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  16. Choose the correct answer for the following questions. (vi) Out of t...

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  17. Choose the correct answer for the following questions. sqrt(5)m^2-sq...

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  18. One of the roots of equation x^(2)+mx-5=0 is 2 find m.

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  19. Which of the following are quadratic equations? x^(2)+2x+11=0

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  20. Which of the following are quadratic equations? x^(2)-2x+5=x^(2)

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