Question

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Answer 1

Answer:

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Answer 2

Answer:

equal roots means discriminant = 0

b^2 - 4ac = 0

(b-c)^2- 4*(a-b)*(c-a) = 0

b^2 - 2bc + c^2 - 4 (ac - bc - a^2 + ab) = 0

4a^2 + b^2 + c^2 - 4ab + 2bc - 4ac = 0

( 2a - b - c )^2 = 0

2a - bc = 0

2a = b + c

Step-by-step explanation:

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