Home
Class 7
MATHS
If C = (7x + 9) and D = (4x^(2) + 8x + 5...

If C = (7x + 9) and D = `(4x^(2) + 8x + 5)` , then the degree of the product CD is `"_________"` .

A

3

B

4

C

2

D

1

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • EXPRESSIONS AND SPECIAL PRODUCTS

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION (LEVEL 2) |19 Videos

  • EQUATIONS AND THEIR APPLICATIONS

    PEARSON IIT JEE FOUNDATION|Exercise Level 3|23 Videos

  • FORMULAE

    PEARSON IIT JEE FOUNDATION|Exercise TEST 2|11 Videos

Similar Questions

Explore conceptually related problems

If A:B = 3:4, B: C= 5:7 and C:D = 8: 9, then, the ratio A:D is :

Find the degree of the polynomial : x^2 ( 3x^4 + 7x - 5 )

If 3 ( 5x - 7) - 4 ( 8x - 13) = 2 ( 9x - 11) - 17, then the value of ( 7x - 5)/(11 x - 9) is

If A = 4x^(3) -8x^(2), B = 7x^(3) -5x + 3 and C = 3x^(3) + x - 11 , then find 2A -3B + 4C

If A = 4x^(3) - 5x + 7, B = 2x^(3) -x^(2) + 3 and C = 5x^(3) - 8x^(2) + 10 , then A - 2B - C is

If (5x-7)/(3)+2 =(4x-3)/(4)+4x , then the value of (8x+5) is

If A = 4x^(3) - 8x^(2), B = 7x^(3) - 5x + 3 and C = 3x^(3) + x -11 , then find (A +C) - B

If 3 (5x-7) -4 (8x-13) =2 (9x-11)-17 , then the value of (7x-5)/(11x-9) is

PEARSON IIT JEE FOUNDATION-EXPRESSIONS AND SPECIAL PRODUCTS -CONCEPT APPLICATION (LEVEL 3)
  1. Which of the following is a perfect square ?

    Text Solution

    |

  2. If x + y = 7 and xy = 2 , then x^(2) - y^(2) = "" (x gt y)

    Text Solution

    |

  3. 32. If x+1/x=2 then x^100 -1/x^100 is

    Text Solution

    |

  4. If x + (1)/(x) = 2 , then x^(100) - (1)/(x^(100)) = "".

    Text Solution

    |

  5. For what value of p is 9 x^(2) + 18 xy + p a perfect square ?

    Text Solution

    |

  6. If 2y + (1)/(2y) = 3 , then 16y^(4) + (1)/(16y^(4)) = "".

    Text Solution

    |

  7. If 496 xx 492 = x^(2) - 4 (x gt 0) , then x = "".

    Text Solution

    |

  8. Factorise x^(4) + x^(2) + 1 .

    Text Solution

    |

  9. If x + (1)/(x) = a and x - (1)/(x) = b , then a^(2) - b^(2) = "" .

    Text Solution

    |

  10. Factorise y^(2) + 2xy + 2 xz - z^(2) .

    Text Solution

    |

  11. If A = (x - a) (x - b) (x -c) "……" ( x- z) , then the number of terms ...

    Text Solution

    |

  12. (4x^(4) + 19x^(2) + 25) div (2x^(2) - x + 5) = "" .

    Text Solution

    |

  13. If P = 8x^(4) + 6x^(3) - 15 x^(2) + 27 x - 20 and Q = 2x^(2) + 3x - 4 ...

    Text Solution

    |

  14. Factorize: x^(3) + xy^(2) - x^(2) -y^(2) =

    Text Solution

    |

  15. If y - (1)/(y) = 3 , then find y^(4) + (1)/(y^(4)) .

    Text Solution

    |

  16. If 64x^(2) + (1)/(16 x^(2)) = 20 , then 8x - (1)/(4x) can be ""

    Text Solution

    |

  17. If p + q = 15 and pq = 54 , then p - q can be "" .

    Text Solution

    |

  18. Divide 2x^(2) + 3x + 4 by x+1 and find the quotient.

    Text Solution

    |

  19. What should be subtracted from x^(3) + 2x^(2) - 3x + 10 , so that the ...

    Text Solution

    |

  20. If C = (7x + 9) and D = (4x^(2) + 8x + 5) , then the degree of the pro...

    Text Solution

    |