Home
Class 8
MATHS
Verify(a+b)^2 = a^2 +2ab+b^2 for a = 3 ...

Verify`(a+b)^2 = a^2 +2ab+b^2`
for a = 3 ,b=0

Promotional Banner

Topper's Solved these Questions

  • ALGEBRAIC EXPRESSIONS AND IDENTITIES

    MBD|Exercise EXERCISE|96 Videos

  • COMPARING QUANTITIES

    MBD|Exercise EXERCISE|25 Videos

Similar Questions

Explore conceptually related problems

Verify (a+b)^2 = a^2 +2ab+b^2 for a = 3,b=2.

Verify (a+b)^2 = a^2 +2ab+b^2 for a =3,b=-3.

Verify: (a-b)^2=a^2-2ab+b^2 for a = 3,b=2 and a=3 ,b= -2.

Verify : (a+b)(a-b) = a^2 -b^2 for a =4,b=2 and a=4,b=-2.

Verify (a + b + c) (a ^(2) +b ^(2) + c ^(2) - ab - b c - ca) = a ^(3) + b ^(2) + c ^(2) - 3 abc

Subtract: 5a^2 – 7ab + 5b^2 from 3ab – 2a^2 – 2b^2

Incorrect: (2a+3b)(a-b)=2a^2+ab-3b^2 Correct: (2a+3b)(a-b)=2a^2+3ab-2ab-3b^2=2a^2+ab-3b^2 .

Verify that (AB)^(-1) = B^(-1)A^(-1) for the matrices A and B where A=[(2,3),(1,-4)]andB=[(1,-2),(-1,3)]

If A = {:[(2,1),(1,0)], B = [(1,-1),(2,3)] , verify that : (A+B)^2 ne A^2 + 2AB + B^2

Find the angle between the lines , (a^(2) - ab) y = (ab+b^(2))x+b^(3) , and (ab+b^(2)) y = (ab-a^2)x+a^(3) where a lt b lt 0

MBD-ALGEBRAIC EXPRESSIONS AND IDENTITIES-EXERCISE
  1. Verify(a+b)^2 = a^2 +2ab+b^2 for a = 3 ,b=0

    Text Solution

    |

  2. What are the co-efficients of x andc y in the following expression ? ...

    Text Solution

    |

  3. What are the co-efficients of x andc y in the following expression ? 8...

    Text Solution

    |

  4. What are the co-efficients of x and y in the following expression ? yz...

    Text Solution

    |

  5. What are the co-efficients of x andc y in the following expression ? m...

    Text Solution

    |

  6. Classify the following expression as a monomial ,a binomial or a trino...

    Text Solution

    |

  7. Classify the following expression as a monomial ,a binomial or a trino...

    Text Solution

    |

  8. Classify the following expression as a monomial ,a binomial or a trino...

    Text Solution

    |

  9. Classify the following expression as a monomial ,a binomial or a trino...

    Text Solution

    |

  10. Classify the following expression as a monomial ,a binomial or a trino...

    Text Solution

    |

  11. Classify the following expression as a monomial ,a binomial or a trino...

    Text Solution

    |

  12. Add: 7xy-2y and 3x-4y.

    Text Solution

    |

  13. Add: 3x-5y+7,2x-y+5 and 3x + 2y -8.

    Text Solution

    |

  14. Add: 3x + 5y -4,-9x + 4y and 2x-5y+7.

    Text Solution

    |

  15. Add: 5px+7q-r,2px+3r and =px+2q+r.

    Text Solution

    |

  16. Subtract: 5x-3y-4 from 8x-7y+5.

    Text Solution

    |

  17. subtract 24ab – 10b – 18a from 30ab + 12b + 14a.

    Text Solution

    |

  18. Find the product of the following pairs of monomials. 4,3p

    Text Solution

    |

  19. Find the product of the following pairs of monomials. 5x,-3y

    Text Solution

    |

  20. Find the product of the following pairs of monomials. 5x,4x^2

    Text Solution

    |

  21. Find the product of the following pairs of monomials. 5x,-4xyz

    Text Solution

    |