If two roots of the equation (a-1) (x²+x+1)² - (a+1) (x⁴+x²+1) = 0 ate real and distinct, then 'a' lies in the interval
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a lies in the interval: | a | > 2.
x^2 - a x + 1 = 0
Solution in detail in the picture enclosed.
x^2 - a x + 1 = 0
Solution in detail in the picture enclosed.
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