Question

x^4+1/x^4 = 119 then x^3-1/x^3=??​

Answer 1

just wait I m doing it in my copy...

Answer 2

Heya!

Here is ur answer...

Given,

x^4 +1/x^4 = 119

Here,

n = 119

Now, To find x^3-1/x^3

= n²-2

= (119)²-2

= 14161-2

= 14159