Question

find the value of a and b if x ^ 2 + y ^ 2 - xy = a + b * sqrt(5) x = (2 + sqrt(5)) ^ (1/2) + (2 - sqrt(5)) ^ (1/2) * a * n * d * y = (2 + sqrt(5)) ^ (1/2) - (2 - sqrt(5)) ^ (1/2) ,​

Answer 1

Answer:

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