Home
Class 8
MATHS
Evaluate: (2x+3y)^2 (ii) (2x-3y)^2 (...

Evaluate: `(2x+3y)^2` (ii) `(2x-3y)^2` `(2x+3y)2x-3y)dot`

Promotional Banner

Topper's Solved these Questions

  • COMPOUND INTEREST

    RD SHARMA ENGLISH|Exercise All Questions|130 Videos

Similar Questions

Explore conceptually related problems

Evaluate : (i) (2x + 3y) ( 3x +4y)

Factorize: (3x-y)^(2)-(2x-3y)^(2)

"(2x+3y)^3-(2x-3y)^3

Evaluate : (2x - 5y)(2x+ 3y) for x = 2 and y = 3.

Factorise (2x+3y)^(2)+14(2x+3y)(3x-y)-32(3x-y)^(2) .

Simplify: (3x+2y)(4x+3y)-\ (2x-y)(7x-3y)

Multiply: (i) (2x^2-1)b y\ (4x^3+5x^2) (ii) (2x y+3y^2)(3y^2-2)

If 2x+3y=14\ a n d\ 2x-3y=2, find the value of x y . [Hint use (2x+3y)^2-(2x-3y)^2=24 x y]

Evaluate x and y if [(x,2),(-3,y)]=2[(x^(2),1),(-(3)/(2),3y-5)] .

Find the products: (i) (2x+3y)(2x-3y) (ii) (x-1)(x+1)(x^2+1)(x^4+1)

RD SHARMA ENGLISH-ALGEBRAIC EXPRESSIONS AND IDENTITIES-All Questions
  1. Simplify: (x^2-3x+2)(5x-2)-\ (3x^2+4x-5)\ (2x-1)

    Text Solution

    |

  2. Simplify: (x^3-2x^2+3x-4)(x-1)-\ (2x-3)(x^2-x+1)

    Text Solution

    |

  3. Evaluate: (2x+3y)^2 (ii) (2x-3y)^2 (2x+3y)2x-3y)dot

    Text Solution

    |

  4. Write down the squares of each of the following binomials: (x+a/2)...

    Text Solution

    |

  5. Find the product of the binomials: (4/3x^2+3\ )(4/3x^2+3)

    Text Solution

    |

  6. Find the product of the following binomials: (2/3x^2+5y^2)\ (2/3x^2+5y...

    Text Solution

    |

  7. Find the product of the binomials: (6x^2-7y^2)(6x^2-7y^2)

    Text Solution

    |

  8. Find the product of the binomials: (1/2x-1/5y)\ (1/2x-1/5y)

    Text Solution

    |

  9. Find the product of the following binomials: (i) (3/4x+5/6y)(3/4x-5/...

    Text Solution

    |

  10. Find the product of the following binomials: (a^2+b^2)(-a^2+b^2) (...

    Text Solution

    |

  11. If x+1/x=4, find the values of x^2+1/(x^2)

    Text Solution

    |

  12. If x+1/x=4, find the values of x^4+1/(x^4)

    Text Solution

    |

  13. If x-1/x=9, find the value of x^2+1/(x^2)

    Text Solution

    |

  14. If x-1/x=9, find x+1/xdot

    Text Solution

    |

  15. If x^2+1/(x^2)=27 , find the values of each of the: x+1/x

    Text Solution

    |

  16. If x^2+1/(x^2)=27 , find the values of each of the: x-1/x

    Text Solution

    |

  17. If x+y=12\ a n d\ x y=14 , find the value of x^2+y^2dot

    Text Solution

    |

  18. If 3x+2y=12\ a n d\ x y=6, find the value of 9x^2+4y^2dot

    Text Solution

    |

  19. If 4x^2+y^2=40\ a n d\ x y=6,\ find the value of 2x+ydot

    Text Solution

    |

  20. Find the continued product: (x+2)(x-2)(x^2+4)

    Text Solution

    |