Math, asked by shakyavimlesh96, 3 days ago

If x+1/x=root3 find x^3 +1/x^3

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Answered by AansonBShaji
0

Answer:

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Class 9

>>Maths

>>Polynomials

>>Algebraic Identities

>>If x - 1x = √(3) , then x^3 - 1x^3 equ

Question

If x−x1=3, then x3−x31 equals

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Solution

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Given

x−x1=3

on cubing both sides

(x−x1)3=(3)3

⇒x3−3.x2,x1+3.x.x21+x31=33

⇒x3−x31+3(x+

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