Surds : Concept & Identity : Solve in 10 sec : But still Concept is the King







Q.1 If x= 5 + 5^(1/3) + 5^(2/3) then what is the value of

x^3โ€“ 15x^2+ 60x + 100 = ?

Q. 2 If x= 7 + 7^(1/3)+ 7^(2/3) , then what is the value of
x^3โ€“ 21x^2+ 126x = ?

Q. 3 If x = 2 + 2^(1/3)+ 2^(2/3), then what is the value of
x^3โ€“ 6x^2+ 6x + 8 = ?
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Thanks ๐Ÿ™๐Ÿ™‡ and love u sir i think that a teacher is known for his easy solution of hard question and he never want to reveal all the concept on you tube but you are the exception and bahut sare teacher ko itni bat pata hi nahi hota hai sir thanks for your commendable step I think you are really a lover of mathematics love you sir love you sir

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