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Roots of x2 +kx+3=0 then k=​

Answer»

Answer:

You MEAN roots of x² + kx + 3 = 0 are EQUAL?

Step-by-step explanation:

So, Discriminant is equal to 0.

b² - 4AC = 0

k² - 4(1)(3) = 0

k² = 12

k = +√12 or -√12.



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