Question

If x - 1 / 2 = 7 then find the value of x square + 1 upon x square

Answer 1

Answer:

2x - 1 / 2 = 7

2x = 14

2x = 15

x = 15/2

x² + 1/x²

x^4 + 1

(15/2)^4 + 1

50625/16 + 1

3164.06

3165.06