Question

2Q-If x+1/x=4, find
i)x²+1/x²
ii)x³+1/x³
iii)x⁶+1/x⁶
Please answer this is necessary!!​

Answer 1

Answer:

Step-by-step explanation:

x + 1/x =  4

(x² + 1) /x = 4

x²  + 1 = 4x

x² - 4x + 1 = 0

a = 1, b = -4 and c = 1

use formula given in image to find the value of x