Math, asked by analathomas2, 3 months ago

find the value of k for each of the following quadratic equation so that they have equal roots x²-4x+k=0​

Answers

Answered by mj088034
2

Answer:

The given equation is

x2 −4x+k=0.

Also roots are coincident.

∴Discriminant=16−4k=0

⇒4k=16

⇒k=4

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