Home
Class 9
MATHS
Find the value of the polynomial: x^2+2x...

Find the value of the polynomial: x^2+2x+5` when x=-1 and x=a

A

4

B

8

C

6

D

-4

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • POLYNOMIALS

    CHETANA PUBLICATION|Exercise Exercise|80 Videos

  • PARALLEL LINES

    CHETANA PUBLICATION|Exercise Example|1 Videos

  • RATIO AND PROPORATION

    CHETANA PUBLICATION|Exercise Exercise|66 Videos

Similar Questions

Explore conceptually related problems

Find the value of the polynomial x^4 -x^3 +5 , when x=-1.

For x=0, find the value of the polynomial x^2-5x+5

Find the value of the polynomial 2x^4 - x^3 + 3x^2 - 5 when x = 0 , x = -1 and x = -2 .

If the value of the polynomial x^2-mx+7 is 35 when x=2 then find m.

The value of polynomial x^2+2x+5 then x=a is ………..

Find the factors of the polynomial . 2x^2+x-1

Choose the correct altenative answer of each of the following question: What is the value of polynomial 3x^2 -7x +5 , when x=2 ?

Find the value of the polynomial p (x) = 2x^2 - 3x + 5 for x = 2 .

Find the value of the polynomial p(x) = 2x^(2) - 3x + 5 for x =2 .

CHETANA PUBLICATION-POLYNOMIALS-Exercise
  1. Write the simplest form of the product: (x-5)(2x+3)………..

    Text Solution

    |

  2. Find the value of 'a' if (x-2) is a factor of 2x^3-6x^2+5x+a

    Text Solution

    |

  3. Find the value of the polynomial: x^2+2x+5 when x=-1 and x=a

    Text Solution

    |

  4. If the value of the polynomial x^2-mx+7 is 35 when x=2 then find m.

    Text Solution

    |

  5. Find the value of the polynomial y^3-5y-2y^2+3 when y=-2

    Text Solution

    |

  6. If P(x)=2x^3-3x^2+4x-5 then find the remainder when P(x) is divided by...

    Text Solution

    |

  7. Rahul's monthly salary is rs. 2p^2+p-3. His annual expenditure is rs. ...

    Text Solution

    |

  8. Find the perimeter of a rectangle whose two adjacent sides are 5x^2+2x...

    Text Solution

    |

  9. Write the simplest form of the product: (x+6y)(x+3y)

    Text Solution

    |

  10. Express the polynomial in the coeffiecent form: x^5+3x^2

    Text Solution

    |

  11. Express the polynomial in the coeffiecent form: y^4-3y^2+y-7

    Text Solution

    |

  12. Express the following polynomials in the index form taking x as a vari...

    Text Solution

    |

  13. Express the following polynomials in the index form taking x as a vari...

    Text Solution

    |

  14. Express the following polynomials in the index form taking x as a vari...

    Text Solution

    |

  15. Write the degree of the following polynomials: 4p-sqrt(5)

    Text Solution

    |

  16. Write the degree of the following polynomials: 5m^2n-3

    Text Solution

    |

  17. Write the degree of the following polynomials: 7p^2q^3t-11p^4t+2p^8

    Text Solution

    |

  18. Write the degree of the following polynomials: x^9-x^4+x^12+x-2

    Text Solution

    |

  19. Find the sum of the following polynomials: 2x^3-7x^2+3x+4,2x^3-3x^2+4x...

    Text Solution

    |

  20. Find the sum of the following polynomials: y^2+2y-5,y^3+2y^2+3y+4,y^3+...

    Text Solution

    |