Math, asked by festovalvesengineers, 9 months ago

A^2+1/A^2-18 SOLVE WITH STEP

Answers

Answered by Anonymous

1

Step-by-step explanation:

A² + 1/A² - 18

A² + 1/A² - 2 + 2 - 18

(A - 1/A)² - 16

(A - 1/A)² - (4)²

(A - 1/A + 4) (A - 1/A - 4)

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