Home
Class 7
MATHS
How much does a^2-3a b+2b^2 exceed 2a^2-...

How much does `a^2-3a b+2b^2` exceed `2a^2-7a b+9b^2?`

Promotional Banner

Topper's Solved these Questions

  • CONGRUENCE

    RD SHARMA|Exercise All Questions|54 Videos

Similar Questions

Explore conceptually related problems

How much does 2a^2-5a+4 exceed 3a^3-5a^2+7a-9?

Subtract: a^2-3a b from 2a^2-7a b

How much is a^2-3a greater than 2a^2+4a ? (A) a^2-7a (B) a^2+7a (C) -a^2-7a (D) a^2+7a

By how much does 2 exceed -3?

By how much does 2 exceed -3?

By how much does 1 exceed 2x - 3y - 4?

By how much does 1 exceed 2x-3y-4 ?

How much is a + 2b - 3c greater than 2a - 3b + c?

By how much does 5sqrt(7) - 2sqrt(5) exceed 3sqrt(7) - 4sqrt(5) ?

factorize : 9a^2+3a-8b-64b^2

RD SHARMA-ALGEBRAIC EXPRESSIONS-All Questions
  1. How much is x-2y+3z greater than 3x+5y-7?

    Text Solution

    |

  2. How much is x^2-2x y+3y^2 less than 2x^2-3y^2+x y ?

    Text Solution

    |

  3. How much does a^2-3a b+2b^2 exceed 2a^2-7a b+9b^2?

    Text Solution

    |

  4. What must be added to 12 x^3-4x^2+3x-7 to make the sum x^3+2x^2-3x+2?

    Text Solution

    |

  5. If P=7x^2+5x y-9y^2,\ Q=4y^2-3x^2-6x y and R=-4x^2+x y+5y^2, show that...

    Text Solution

    |

  6. If P=7x^2+5xy-9y^2 ,\ Q=4y^2-3x^2-6x y\ and R=-4x^2+x y+5y^2,\ s how\...

    Text Solution

    |

  7. If P=a^2-b^2+2a b ,\ Q=a^2+4b^2-6a b\ , R=b^2+b ,\ S=a^2-4a b and T=-2...

    Text Solution

    |

  8. Put the last two terms of each of the following expressions in the ...

    Text Solution

    |

  9. Write each of the following statement by using appropriate grouping ...

    Text Solution

    |

  10. Place the last two terms in each of the following expressions in pa...

    Text Solution

    |

  11. Place the last two terms in each of the following expressions in pa...

    Text Solution

    |

  12. Place the last two terms in each of the following expressions in pa...

    Text Solution

    |

  13. Write each of the following statement by using appropriate grouping...

    Text Solution

    |

  14. Simplify each of the following algebraic expressions: (a^2+b^2+2a ...

    Text Solution

    |

  15. Simplify each of the following: -5(a+b)+2(2a-b)+4a-7 -3(a+b)+4(2...

    Text Solution

    |

  16. Simplify each of the following: 2x-{5y-(x-2y)} 2x-[3y-{2x-(y-x)}...

    Text Solution

    |

  17. Simplify each of the following: m-[m+{m+n-2m-(m-2n)}-n] 3x^2z-4...

    Text Solution

    |

  18. Simplify : 15x-[8x^2 + 3x^2 - {8x^2 - (4-2x-x^3)-5x^3}-2x]

    Text Solution

    |

  19. Simplify: 5+[x-{2y-(6x+y-4)+2x^2}-(x^2-2y)]

    Text Solution

    |

  20. Simplify and find the value of the following expression when a=3 an...

    Text Solution

    |