Question

if x+1/x=4 than find the value of x2+1/x2​

Answer 1

Answer:

14✓✓✓✓

Step-by-step explanation:

(x +1/x ) = 4

squaring both sides

(x+1/x )^2. (4)^2

x^2 +1/x^2 +2•x•1/x = 16

x^2 + 1/x^2 +2 = 16

x^2 +1/x^2 =14

hope it's helpful