Home
Class 9
MATHS
(x+y)(x^(2)- xy +y^(2)) is equal to...

`(x+y)(x^(2)- xy +y^(2))` is equal to

A

` ( x+y ) ^(3) `

B

` (x-y) ^(3) `

C

` x^(3) +y^(3) `

D

` x^(3) -y^(3) `

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • ALGEBRA

    FULL MARKS|Exercise Textbook Activity|2 Videos

  • ALGEBRA

    FULL MARKS|Exercise Additional Questions|17 Videos

  • ALGEBRA

    FULL MARKS|Exercise Exercise 3.14|6 Videos

  • COORDINATE GEOMETRY

    FULL MARKS|Exercise TEXTBOOK ACTIVITY|2 Videos

Similar Questions

Explore conceptually related problems

Verify (i) x ^(3) + y ^(3) = (x + y) (x ^(2) -xy + y ^(2)) (ii) x ^(3) -y ^(3) = (x-y) (x ^(2) +xy +y ^(2)) using some non-zone positive integers and check by actual multiplication. Can you call these as identities ?

If f(x,y) =e^(xy) , then (del^(2)f)/(del x del y) is equal to

If the ordered pairs (x^(2)-3x, y^(2)+4y) and (-2, 5) are equal to then find x and y.

If w(x,y) = x^(3) - 3xy + 2y^(2), x , y in R , find the linear approximation for w at (1,-1).

Iff(x)=sin(logx) then f(xy)+f( y x ​ )−2f(x)cos(logy) is equal to

If u (x,y) =x ^(2) + 2xy-y ^(2) then (del u)/(del x) + (delu)/(del y) is:

Given x, y in R , x^(2) + y^(2) gt 0 . Then the range of (x^(2) + y^(2))/(x^(2) + xy + 4y^(2))

FULL MARKS-ALGEBRA -Exercise 3.15
  1. Which of the following has x-1 as a factor ?

    Text Solution

    |

  2. If x - 3 is a factor of p(x) , then the remainder is

    Text Solution

    |

  3. (x+y)(x^(2)- xy +y^(2)) is equal to

    Text Solution

    |

  4. ( a+b-c)^(2) is equal to …………………..

    Text Solution

    |

  5. In an expression ax^(2) + bx + c the sum and product of the factors r...

    Text Solution

    |

  6. If ( x+ 5) and ( x - 3) are the factors of ax^(2) + bx + c , then valu...

    Text Solution

    |

  7. Cubic polynomial may have maximum of "" linear factors.

    Text Solution

    |

  8. Degree of the constant polynomial is ""

    Text Solution

    |

  9. Find the value of m from equation 2x+ 3y=m. if its one solution is x=2...

    Text Solution

    |

  10. Which of the following is a linear equations?

    Text Solution

    |

  11. Which of the following is a solution of the equations 2x-y=6?

    Text Solution

    |

  12. If (2,3) is a solutions of linear equations 2x +3y =k then the value...

    Text Solution

    |

  13. Which condition does not satisfy the linear equations ax+by+c=0 ……………

    Text Solution

    |

  14. Which of the following is not a linear equation is two variable

    Text Solution

    |

  15. The value of k for which the pair of linear equations 4x + 6y -1= 0 an...

    Text Solution

    |

  16. A pair of linear equations has no solution then the graphical represen...

    Text Solution

    |

  17. If ( a(1))/(a(2)) cancel( =) ( b(1))/(b(2)) where a(1) x + b(1) y + c...

    Text Solution

    |

  18. If (a(1))/(a(2))=(b(1))/(b(2))cancel(=)(c(1))/(c(2)) where a(1)x + b(...

    Text Solution

    |

  19. GCD of any two prime numbers is ""

    Text Solution

    |

  20. The GCD of x^(4) - y^(4) and x^(2) -y^(2) is

    Text Solution

    |