Home
Class 10
MATHS
If a quadratic polynomial f(x) is not ...

If a quadratic polynomial `f(x)` is not factorizable into linear factors, then it has no real zero. (True/false).

Promotional Banner

Topper's Solved these Questions

  • PAIR OF LINEAR EQUATIONS IN TWO VARIABLES

    RD SHARMA|Exercise All Questions|390 Videos
  • PROBABILITY

    RD SHARMA|Exercise All Questions|183 Videos

Similar Questions

Explore conceptually related problems

State 'T' for true and 'F' for false and select the correct option. I. If a quadratic polynomial f(x) is a square of a linear polynomial, then its two zeroes are coincident. II. If a quadratic polynomial f(x) is not factorisable into linear factors, then it has no real zero. III. If graph of quadratic polynomial ax^(2)+bx+c cuts positive direction of y-axis, then the sign of c is positive. IV. If fourth degree polynomial is divided by a quadratic polynomial, then the degree of the remainder is 2.

If a quadratic polynomial f(x) is factorizable into linear distinct factors,then what is the total number of real and distinct zeros of f(x)?

If a quadratic polynomial f(x) is a square of a linear polynomial,then its two zeroes are coincident.(True/false)

Graph of quadratic polynomial When polynomial is factorable into two distinct factors

Factorize quadratic polynomial variable

A quadratic polynomial with zeroes -2 and 3, is:

A quadratic polynomial with zeroes -2 and 3, is :

Graph of quadratic polynomial when polynomial have no zeroes

The two zeroes of a quadratic polynomial 3x^(2)+1+4x are :

Are the following statements 'True' or 'False'? Justify your answer. (i) If the zeroes of a quadratic polynomial ax^(2) +bx +c are both positive, then a,b and c all have the same sign. (ii) If the graph of a polynomial intersects the X-axis at only one point, it cannot be a quadratic polynomial. (iii) If the graph of a polynomial intersects the X-axis at exactly two points, it need not ve a quadratic polynomial. (iv) If two of the zeroes of a cubic polynomial are zero, then it does not have linear and constant terms. (v) If all the zeroes of a cubic polynomial are negative, then all the coefficients and the constant term of the polynomial have the same sign. (vi) If all three zeroes of a cubic polynomial x^(3) +ax^(2) - bx +c are positive, then atleast one of a,b and c is non-negative. (vii) The only value of k for which the quadratic polynomial kx^(2) +x +k has equal zeroes is (1)/(2) .

RD SHARMA-POLYNOMIAL-All Questions
  1. If a quadratic polynomial f(x) is factorizable into linear distinct...

    Text Solution

    |

  2. If a quadratic polynomial f(x) is a square of a linear polynomial, ...

    Text Solution

    |

  3. If a quadratic polynomial f(x) is not factorizable into linear fact...

    Text Solution

    |

  4. If graph of quadratic polynomial a x^2+b x+c cuts positive direction o...

    Text Solution

    |

  5. If the graph of quadratic polynomial a x^2+b x+c cuts negative directi...

    Text Solution

    |

  6. If alpha,\ beta are the zeros of the polynomial f(x)=x^2+x+1, then 1/a...

    Text Solution

    |

  7. If alpha,\ beta are the zeros of the polynomial p(x)=4x^2+3x+7 , then ...

    Text Solution

    |

  8. If one zero of the polynomial f(x)=(k^2+4)x^2+13 x+4k is reciprocal of...

    Text Solution

    |

  9. If the sum of the zeros of the polynomial f(x)=2x^3-3k x^2+4x-5 is 6, ...

    Text Solution

    |

  10. If alpha and beta are the zeros of the polynomial f(x)=x^2+p x+q , the...

    Text Solution

    |

  11. If alpha,\ beta are the zeros of polynomial f(x)=x^2-p(x+1)-c , then (...

    Text Solution

    |

  12. If alpha,\ beta are the zeros of the polynomial f(x)=x^2-p(x+1)-c such...

    Text Solution

    |

  13. Figure 2.23 shows the graph of the polynomial f(x)=a x^2+b x+c for whi...

    Text Solution

    |

  14. Figure 2.23 shows the graph of the polynomial f(x)=a x^2+b x+c for wh...

    Text Solution

    |

  15. If the product of zeros of the polynomial f(x)=a x^3-6x^2+11 x-6 is 4,...

    Text Solution

    |

  16. If the product of two zeros of the polynomial f(x)=2x^3+6x^2-4x+9 is ,...

    Text Solution

    |

  17. If the polynomial f(x)=a x^3+b x-c is divisible by the polynomial g(x)...

    Text Solution

    |

  18. In Q. No 126, c= (a) b (b) 2b (c) 2b^2 (d) -2b

    Text Solution

    |

  19. If one root of the polynomial f(x)=5x^2+13 x+k is reciprocal of the ot...

    Text Solution

    |

  20. If alpha,\ beta,\ gamma are the zeros of the polynomial f(x)=a x^3+b x...

    Text Solution

    |