Math, asked by yash20782, 28 days ago

Find the value of k so that quadratic equation have equal roots x2 - 4x + k = 0

Answers

Answered by hariharikrishna206

0

Answer:

4

Step-by-step explanation:

For quadratic equation

axsquare+box+c=0

to have rootsD=b square-4ac=0

therefore D=bsquare-4ac=(-4)square-4(1)(k)=0

k=4

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