what is the value of k,if the root of×2+k×+k=0 are real and equal ​

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what is the value of k,if the root of×2+k×+k=0 are real and equal ​

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Maria 1 month 2021-08-19T07:03:25+00:00 1 Answer 0 views 0

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  1. Ava
    0
    2021-08-19T07:04:40+00:00

    Answer:

    Step-by-step explanation:

    if the equation has equal and real root then its discriminant would be zero

    therefore b²-4ac=o

                   k²-4k=0

                   k²=4k

                   k=4

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