Home
Class 10
MATHS
What is the value of C, if ax^2 + bx +c ...

What is the value of C, if `ax^2 + bx +c =0` has equal roots ?

Promotional Banner

Topper's Solved these Questions

  • PRACTICE QUESTION PAPER 12

    CPC CAMBRIDGE PUBLICATION|Exercise ANSWER THE FOLLOWING QUESTION|32 Videos

  • PRACTICE QUESTION PAPER

    CPC CAMBRIDGE PUBLICATION|Exercise QUESTIONS|29 Videos

  • PRACTICE QUESTION PAPER 13

    CPC CAMBRIDGE PUBLICATION|Exercise ANSWER THE FOLLOWING QUESTIONS|34 Videos

Similar Questions

Explore conceptually related problems

For what value of k, equations kx^(2) +6x + 1=0 has equal roots ?

What is the value of k if the equation x^(2) +4x +(k +2) = 0 has one root equal to zero .

If the equation ax^(2) + 2bx - 3c = 0 has non-real roots and ((3c)/(4)) lt (a + b) , then c is always :

If 2a+3b+6c = 0, then show that the equation a x^2 + bx + c = 0 has atleast one real root between 0 to 1.

int (ax^(2) + bx + c) dx

Let a, b,c in R and a ne 0. If alpha is a root of a^(2) x^(2) + bx + c = 0 , beta is a root of a^(2) x^(2) - bx - x = 0 and 0 lt alpha lt beta . Then the equation a^(2) x^(2) + 2 bx + 2c = 0 has a root gamma that always satisfies :

If ax^(2)+bx+c=0 has equal roots, 'c' is equal to

If alpha, beta are the roots of the quadratic equation x^2 + bx - c = 0 , the equation whose roots are b and c , is

If the equation ax^(2)+bx+c=0 has equal roots, find c in terms of 'a' and 'b'.

CPC CAMBRIDGE PUBLICATION-PRACTICE QUESTION PAPER 12-ANSWER THE FOLLOWING QUESTION
  1. If the product of zeroes of polynomial f(y) =ay^3 - 6y^2 + 11y -6 is 4...

    Text Solution

    |

  2. What is the value of C, if ax^2 + bx +c =0 has equal roots ?

    Text Solution

    |

  3. Find the second term if sum of the 'n' tem of an AP is 2n^2 +1 .

    Text Solution

    |

  4. State converse of Pythagoras Theorem.

    Text Solution

    |

  5. What is the p/q (p,q in z , q ne 0) form of 0.5bar(7) ?

    Text Solution

    |

  6. If sin theta =1/3 , then find the value of (2cot^2 theta +2)

    Text Solution

    |

  7. In sin (A+B) =(sqrt(3))/(2) and cos (A-B)=1, 0 lt A +B lt 90^@ , A ge ...

    Text Solution

    |

  8. The surface area of a sphere is same as the C.S.A of a right circular ...

    Text Solution

    |

  9. Prove that if x and y are odd positive integers , then x^2 +y^2 is eve...

    Text Solution

    |

  10. Solve : 100x + 200 y =700 200x+100 y=800

    Text Solution

    |

  11. Find the roots of the quadratic equation 3x^2 -2sqrt6 x + 2 =0 by for...

    Text Solution

    |

  12. Find the value of x in which the points (1,-1) (x,1) and (4,5) are col...

    Text Solution

    |

  13. ABC is a right angle triangle having angleB=90^@ . If BD=DC, show tha...

    Text Solution

    |

  14. Prove that ara of the equilateral triangle described on the sides of s...

    Text Solution

    |

  15. A box contains 90 dices which are numbered from 1 to 90. If one dise i...

    Text Solution

    |

  16. Draw a pair of tangents to a circle of radius 5 cm which are inclined ...

    Text Solution

    |

  17. Prove that (tan theta + sin theta)/(tan theta - sin theta) =(sec theta...

    Text Solution

    |

  18. Asha is 5 times as old as her daughter Usha, 5 years later Asha will b...

    Text Solution

    |

  19. The sum of 2 digits of a 2 digits number is 12 the number obtained by ...

    Text Solution

    |

  20. Find the other two zeroes of the polynomial y^(4)+y^(3)-9y^(2)-3y+18 i...

    Text Solution

    |