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How to find the value of 5x^2 - 5x-1 when x= sqrt( sqrt(5)+1/sqrt(5)-1)

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Math In Twi

In this video I will show you how to evaluate 5x^2 5x1 when x= sqrt( sqrt(5)+1/sqrt(5)1). The importance of rationalization is explained. Step by step tutorial by Math In Twi.

posted by lhvyushm951g9