Question

If a = √5 +1/√5 -1 and b= √5-1/√5+1, then find a^2+ab+b^2/a^2-ab+b^2.​

Answer 1

Answer:

Hello friend your answer is 4/3

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Answer 2

To find:

(a² + ab + b²)/(a² - ab + b²)

• refer attachment ,,
• calculate the value for a², ab, b²
• substitute in original condition

a² = (6 + 3√3)/2 b = (6 - √3)/2 ab = 1

(a² + ab + b²)/(a² - ab + b²) = 7/5 is Answer