Home
Class 10
MATHS
Solve the following question. (ii) For ...

Solve the following question.
(ii) For the quadratic equation `m^2+5m-14=0`, check whether m=3 and m=-7 are the roots or not ?

Text Solution

Verified by Experts

The correct Answer is:
m=3 is not the root, m=7 is a root.
Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATIONS

    TARGET PUBLICATION|Exercise Additional problems for Practice : Based on Practice set 2.6|30 Videos
  • QUADRATIC EQUATIONS

    TARGET PUBLICATION|Exercise Additional problems for Practice : Based on Practice set 2.5|60 Videos
  • PYTHAGORAS THEOREM

    TARGET PUBLICATION|Exercise Chapter Assessment|16 Videos
  • QUESTION FROM STD. IX

    TARGET PUBLICATION|Exercise Statistics|14 Videos

Similar Questions

Explore conceptually related problems

For the quadratic equation 2x^2-x-10=0 check whether (ii) x=(-5)/2 are roots or not?

The roots of the quadratic equation m^2-3m+1=0 are

The roots of the quadratic equation m^2-3m+1=0 are

(m+2)(m-2)=0 are quadratic equation ?

Find m, if the quadratic equation x^2-2(m+1)x+m^2=0

Solve the following questions. (i) Solve the following qudratic equation by completing square: 4m^2-12m=-7

The quadratic equation x^(2) - (m -3)x + m =0 has

Decide which of the following are quadratic equations : (m+2)(m-5)=0

Solve the following quadratic equation by factorisation. (xii) m^2-11=0 .

Decided which of the following are quadratic equations ? (ii) m^3-5m^2+4=0

TARGET PUBLICATION-QUADRATIC EQUATIONS-Chapter Assessment
  1. Solve for x sqrt3x^2-2sqrt(2)x-2sqrt3=0

    Text Solution

    |

  2. Solve the following question. (i) Find the value of k for which the r...

    Text Solution

    |

  3. Solve the following question. (ii) For the quadratic equation m^2+5m-...

    Text Solution

    |

  4. Complete the following activities. (i) Classify the following polyno...

    Text Solution

    |

  5. Complete the following activities. (ii) fill in the blanks

    Text Solution

    |

  6. If one root of the quadratic equation 3y^(2)-ky+8=0 is 2/3, find the v...

    Text Solution

    |

  7. Solve the following questions (ii) Solve the following quadratic equ...

    Text Solution

    |

  8. Solve the following questions (iii) Determine the nature of the root...

    Text Solution

    |

  9. Solve the following questions (iv) From the quadratic equation, if i...

    Text Solution

    |

  10. Solve the following questions. (i) Solve the following qudratic equa...

    Text Solution

    |

  11. Solve the following questions. (ii) Find k, if the sum of the roots ...

    Text Solution

    |

  12. Find m, if the quadratic equation x^2-2(m+1)x+m^2=0

    Text Solution

    |

  13. the product of two consecutive natural number is 132.find the numbers

    Text Solution

    |

  14. If alpha+beta=5 and alpha^(3) +beta^(3)=35, find the quadratic equatio...

    Text Solution

    |

  15. Solve the following questions. (i) Suppose height of a right angled ...

    Text Solution

    |

  16. Solve the following questions. (ii) The roots of the equation x^2-3a...

    Text Solution

    |

  17. Solve the following questions. (i) Find the roots of the equation x^...

    Text Solution

    |

  18. Solve the following questions. (ii) A train travels 360 km with unif...

    Text Solution

    |

  19. Choose the correct alternative. (i) Which of the following is a quad...

    Text Solution

    |

  20. Choose the correct alternative. (ii) If one root of the quadratic eq...

    Text Solution

    |