Math, asked by vanshika2235, 30 days ago

If x- 1/x= 4, then evaluate x ² + 1/x ²

Answers

Answered by aashishthehacker

0

Answer:

14

Step-by-step explanation:

use formula (a - b )² = a² + b² - 2ab

Answered by Ayushmawari

1

therefore x²+1/x²=18

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