CBSE Class 10 Answered
find the value of k if the quadratic polynomial x2+8x+k has zeroes whoose difference is 2 ?
Asked by paritosh mahajan | 08 Jun, 2013, 04:16: PM
Expert Answer
Let the zeros of quadratic polynomial be a and b
So, a+b = -8 (Sum of roots of a quadratic equation is equal to -8 (-b/a))
Also, its given that a-b = 2
Hence solving the above 2 equations
2a = -6
a = -3 and b = -5
Now k = product of roots
Hence, k = -5*-3
k = 15
Answered by | 08 Jun, 2013, 06:49: PM
Application Videos
-
Zeroes of a Quadratic Polynomial
This video explains the concept of Zeroes of a Quadratic Polynomial, its Co... -
Zeroes of a Cubic Polynomial
This video explains the concept of Zeroes of a Cubic Polynomial, Factors, L... -
Relationship between Zeroes and Coefficinet of a Cubic ...
This video explains the concept of Zeroes of a Cubic Polynomial. -
Relationship between Zeroes and its Coefficients ...
This video explains the concept of Zeroes of a Quadratic Polynomial, its Co... -
Geometric Meaning of The Zeroes
This video explains a case study based question on the concept of polyno...
Concept Videos
-
Geometric Meaning of The Zeroes
Types, degree and zeroes of a polynomial. Find number of zeroes of the pol... -
Zeroes and Coefficients ...
Relationship between zeroes and coefficients of a polynomial. Formation of... -
Division Algorithm For Polynomials ...
This video explains the division of polynomials with polynomials and solve ... -
Types, degree and zeroes of a polynomial
Types, degree and zeroes of a polynomial. Find number of zeroes of the poly... -
Zeroes and Coefficients
Relationship between zeroes and coefficients of a polynomial. Formation of...
CBSE 10 - Maths
Asked by anubhutiupadhaya | 14 Mar, 2024, 11:57: AM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by reetudetha | 08 Jan, 2024, 04:12: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by mysticsurya201 | 04 Jan, 2024, 08:25: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by fatehbahadurtiwari3 | 30 Dec, 2023, 06:25: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by dhaneswarnimal80 | 11 Nov, 2023, 06:50: AM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by skandachiranjeevin | 01 Nov, 2023, 08:58: PM
ANSWERED BY EXPERTCBSE 10 - Maths
the value 'p'for which polynomials x²-(p²-9)x+8has zeroes equal in magnitude but opposite in sign is
Asked by sazimkhan178 | 16 Sep, 2023, 11:27: AM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by pranavtamboli65 | 09 Jul, 2023, 09:13: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by rekhapreetham | 15 Jun, 2023, 08:23: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by dimpaldihingia2 | 24 May, 2023, 06:10: PM
ANSWERED BY EXPERT
