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sqrt 5m^2-sqrt 5m+sqrt 5=0, Which of the...

`sqrt 5m^2-sqrt 5m+sqrt 5=0`, Which of the following statement is true for the given equation? a)Real and unequal roots b)Real and equal roots c)No real roots d)Three roots

A

real and unequal roots

B

real and equal roots

C

no real roots

D

three roots

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CHETANA PUBLICATION-Quadratic Equations-EXERCISE
  1. Which of the following quadratic equations has roots 3, 5? a)x^2-15x+3...

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  2. Out of the following equations, find the equation having the sum of i...

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  3. sqrt 5m^2-sqrt 5m+sqrt 5=0, Which of the following statement is true f...

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  4. One of the roots of equation x^2+mx-5=0 is 2. Find m. a)-2 b)-1/2 c)1/...

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  5. alpha, beta are roots of quadratic equation ax^2+bx+c=0. Then (alpha+b...

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  6. The roots of the quadratic equation y^2-16y+63=0 are a)-9,-7 b)-9,7 c)...

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  7. If the roots of a quadratic equation are real and equal, then Delta mu...

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  8. If one root of quadratic equation kx^2-7x+12=0 is 3, then value of k i...

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  9. If one root of quadratic equation is 1-sqrt3 then the other root is………...

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  10. If the roots of ax^2+bx+c=0 are real and equal then.......a)b^2-4aclt0...

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  11. The value of discriminant of the equation x^2+x+1=0 is…………..a)-4 b)-3 ...

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  12. alpha, beta are roots of quadratic equation such that alpha+beta=-4 a...

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  13. The standard form of quadratic equation x-5/x=3x-7 is……….a)2x^2-8x+7=0...

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  14. What is the nature of roots of quadratic equation: 9x^2-12x+4=0? a)Rea...

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  15. Three times the square of natural number is 363 is written in the math...

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  16. Which of the following is not a quadratic equation? a)-5/3x^2=2x+9 b)(...

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  17. For quadratic equation the product of the roots alpha and beta=…………..a...

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  18. Write the formula: alpha^3+beta^3=…………….a)(alpha+beta)^3-3alphabeta(al...

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  19. If one root of quadratic equation is 5+sqrt 5,then the product of root...

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  20. If x=9 is one root of the quadratic equation x^2-11x+k=0, then find th...

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