CUET Preparation Today
CUET
General Test
Quantitative Reasoning
Algebra
If $x+\frac{1}{x}= 2$, then the value of $x^{57}+\frac{1}{x^{57}}$
1
-2
0
2
If $x+\frac{1}{x}= 2$
Then put x = 1
$x^{57}+\frac{1}{x^{57}}$ = $1^{57}+\frac{1}{1^{57}}$ = 2
