Math, asked by despacito42, 1 day ago

evaluate each of the following using identities (2x-1x/x)²

Answers

Answered by WintaeBearTATA

1

Answer:

(2x - 1/x)²

By using identity: (a - b)² = a² + b² - 2ab :

(2x - 1/x)² = (2x)² + (1/x)² – 2 (2x)(1/x)

= 4x² + 1/x² 4

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