Home
Class 12
MATHS
Let N be the number of quadratic equatio...

Let N be the number of quadratic equations with coefficients from {0, 1, 2, 3,..., 9} such that 0 is a solution of each equation. Then the value of N is `2^9` (b) infinite (c) 90 (d) 900

Promotional Banner

Topper's Solved these Questions

  • INVERSE TRIGONOMETRIC FUNCTIONS

    RESONANCE DPP|Exercise All Questions|15 Videos

  • MATRICES

    RESONANCE DPP|Exercise All Questions|7 Videos

Similar Questions

Explore conceptually related problems

Roots of the quadratic equation are …… for 9x^2-81=0

Find the value of (2/3)^2 a) 4/9 b) 9/4 c) -2/9 d)0

In the quadratic equation ax^(2)+bx+C=0 the coefficients a,b,c take distinct values from set {1,2,3}. The probability that the root of the equation are real is

Let n be a positive integer and a complex number with unit modulus is a solution of the equation Z^n+Z+1=0 , then the value of n can be

The number of solutions of te equation |2x^2-5x+3|+x-1=0 is (A) 1 (B) 2 (C) 0 (D) infinite

The number of solutions of the equation 2x^(2)+9|x|-5=0 is

If m and n are the roots of the quadratic equation x^(2) + px + 8=0 with m- n = 2, then the value of p' is

Solve the quadratic equation 9x^(2)-100=0 by factorisation method.

Write the following equatratic equations in the form ax^(2)+bx+c=0 . Write the value of a, b, c, for each equation. x^(2)-9=13

The number of solutions of the equation cot(sin x+3)=1, in [0,3 pi] is 0(b)1(c)4 (d) 2

RESONANCE DPP-JEE MAINS-All Questions
  1. If aN = {ax|x in N} and bN nn cN = dN, where b,c epsilon N, then

    Text Solution

    |

  2. If I1=int(-1)^1(tan^(-1)x+1/x)dx&I2=int(-1)^1(cot^(-1)x+cot^(-1)1/x)dx...

    Text Solution

    |

  3. Let N be the number of quadratic equations with coefficients from {0, ...

    Text Solution

    |

  4. The letters of the word PRABABILITY are written down at random in a ...

    Text Solution

    |

  5. Comprehension (Q.6 to 8) A line is drawn through the point P(-1,2) mee...

    Text Solution

    |

  6. Find the number of ways in which the letters A, B, C, D, E, F can be p...

    Text Solution

    |

  7. The exponent of 12 in 100! is 97          (b)  58            (c)  48  ...

    Text Solution

    |

  8. The angle of elevation of a cloud from a point 60m above a lake is 30^...

    Text Solution

    |

  9. Let S1=sum(j=1)^(10)j(j-1)^(10)Cj ,""S2=sum(j=1)^(10)j""^(10)Ci("andS"...

    Text Solution

    |

  10. If f(x)=A s in((pix)/2)+B ,f^(prime)sqrt(2)a n dint0^1f(x)dx=(2A)/pi, ...

    Text Solution

    |

  11. A parabola has its vertex and focus in the first quadrant and axis ...

    Text Solution

    |

  12. If y(t) is solution of (t+1)(dy)/(dx)-ty=1,y(0)=-1 then y(1)=

    Text Solution

    |

  13. An aeroplane when flying at a height of 4000m from the ground passes ...

    Text Solution

    |

  14. ((x-4)^(2005).(x+8)^(2008).(x+1))/(x^2006 (x-2)^3(x+3)^5.(x-6)(x+9)^20...

    Text Solution

    |

  15. The value of (a+bomega+comega^2)/(b+comega+aomega^2)+(a+bomega+comega^...

    Text Solution

    |

  16. Number of words each consisting of two vowels and two consonants which...

    Text Solution

    |

  17. Number of ways in which 3 tickets can be selected from a set of 500 ...

    Text Solution

    |

  18. Sum of all the 4-digit numbers which can be formed using the digits 0,...

    Text Solution

    |

  19. The circle x^2+y^2=1 cuts the x-axis at Pa n dQdot Another circle with...

    Text Solution

    |

  20. If lim(n to oo) sum(k=2)^(n)cos^(-1)((1+sqrt((k-1)(k+2)(k+1)k))/(k(k+...

    Text Solution

    |