The roots of x2 + kx + k = 0 are real and equal, find k.
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4
Answer:
K=4
Step-by-step explanation:
When -4ac=0, The Real and Equal roots Exist, that States that,
in x^2+kx+k=0
b^2-4ac=o
k^2-4(1)(k)=0
k^2=4k
k(k)=4k
therefore, k=4
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THANK YOU :)
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