if the root of the given quadratic equation are real and equal then find the value of ‘k’ x²+2x+k=0​

if the root of the given quadratic equation are real and equal then find the value of ‘k’ x²+2x+k=0​

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2 thoughts on “if the root of the given quadratic equation are real and equal then find the value of ‘k’ x²+2x+k=0​”

  1. Step-by-step explanation:

    Both the roots of quadratic equation x^2-2.x+k = 0. , thus D or, b^2-4ac = 0.

    Here , a=1. , b=-2 and c =k.

    b^2 -4.a.c = 0

    or, (-2)^2 -4.1.k = 0.

    or, 4 = 4.k => k=4/4 = 1. Answer.

    hope this helps you

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