Home
Class 8
MATHS
Add the following: l^2 + m^2, m^2 + n^2,...

Add the following: `l^2 + m^2, m^2 + n^2, n^2 + l^2, 2lm + 2mn + 2nl`

Promotional Banner

Topper's Solved these Questions

  • ALGEBRAIC EXPRESSIONS AND IDENTITIES

    PSEB|Exercise EXERCISE |117 Videos

  • COMPARING QANTITIES

    PSEB|Exercise EXAMPLE|55 Videos

Similar Questions

Explore conceptually related problems

Classify the polynomials as monomlals, binomials, trinomials. Whish polynomials do not fit in any these three categories ? Add the l ^(2) + m ^(2) , n ^(2) , n ^(2) + l ^(2) , 2lm + 2 mn + 2 nl

Add: 5m – 7n, 3n – 4m + 2, 2m – 3mn – 5

Simplify : (m^2 – n^2m)^2 + 2m^3n^2

Factorise the following expressions : 20 l^2 m + 30 a l m

Factorise : (l + m)^2 – (l – m)^2

Factorise the following expressions : (l + m)^2 – 4lm

If m is the A.M. of two distinct real numbers l and n""(""l ,""n"">""1) and G1, G2 and G3 are three geometric means between l and n, then G1 ^4+2G2 ^4+G3^ 4 equals, (1) 4l^2 mn (2) 4l^m^2 mn (3) 4l m n^2 (4) 4l^2m^2n^2

PSEB-ALGEBRAIC EXPRESSIONS AND IDENTITIES-EXERCISE
  1. Add the following: a – b + ab, b – c + bc, c – a + ac

    Text Solution

    |

  2. Add the following: 2p^2q^2 – 3pq + 4, 5 + 7pq – 3p^2q^2

    Text Solution

    |

  3. Add the following: l^2 + m^2, m^2 + n^2, n^2 + l^2, 2lm + 2mn + 2nl

    Text Solution

    |

  4. Subtract 4a – 7ab + 3b + 12 from 12a – 9ab + 5b – 3

    Text Solution

    |

  5. Subtract 3xy + 5yz – 7zx from 5xy – 2yz – 2zx + 10xyz

    Text Solution

    |

  6. Subtract 4p^2q – 3pq + 5pq^2 – 8p + 7q – 10 from 18 – 3p – 11q + 5pq –...

    Text Solution

    |

  7. Find the product of the following pairs of monomials: 4, 7p

    Text Solution

    |

  8. Find the product of the following pairs of monomials: – 4p, 7p

    Text Solution

    |

  9. Find the product of the following pairs of monomials: – 4p, 7pq

    Text Solution

    |

  10. Find the product of the following pairs of monomials: 4p^3, – 3p

    Text Solution

    |

  11. Find the product of the following pairs of monomials: 4p, 0

    Text Solution

    |

  12. Find the areas of rectangles with the following pairs of monomials as ...

    Text Solution

    |

  13. Obtain the volume of rectangular boxes with the following length, brea...

    Text Solution

    |

  14. Obtain the volume of rectangular boxes with the following length, brea...

    Text Solution

    |

  15. Obtain the volume of rectangular boxes with the following length, brea...

    Text Solution

    |

  16. Obtain the volume of rectangular boxes with the following length, brea...

    Text Solution

    |

  17. Obtain the product of : xy, yz, zx

    Text Solution

    |

  18. Obtain the product of : a, – a^2, a^3

    Text Solution

    |

  19. Obtain the product of : 2, 4y, 8y^2, 16y^3

    Text Solution

    |

  20. Obtain the product of : a, 2b, 3c, 6abc

    Text Solution

    |