Question

x+1/x=3 then find the value of xsquare+1/xsquare

Answer 1

The ans is 7 .hope u understand it

Answer 2

ATQ
In first equation
$x + 1$
x=3
therefore
$3 + 1 = 4$
In second equation=
$x {}^{2} + 1$
${3}^{2} + 1 \div 3 {}^{2}$
therefore
$9 + 1 \div 9$
$10 \div 9$
ans