If 1/2 is a root of the equation.

If \\ \frac { 1 }{ 2 } is a root of the equation x2 + kx – \\ \frac { 5 }{ 4 } = 0, then the value of k is
(a) 2
(b) -2
(c) \\ \frac { 1 }{ 4 }
(d) \\ \frac { 1 }{ 2 }

Solution:

ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 5 Quadratic Equations in One Variable MCQS

If \\ \frac { 1 }{ 2 } is a root of the quadratic equation 4x2 – 4kx + k + 5 = 0, then the value of k is
(a) -6
(b) -3
(c) 3
(d) 6

Solution:

ML Aggarwal Class 10 Solutions for ICSE Maths Chapter 5 Quadratic Equations in One Variable MCQS

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