Question

Question 1or4 plz send me answer

Answer 1

Answer:

1) x² + 1/x² = 18.

or, x² + 1/x² - 2 = 16

or, (x-1/x)² = 16

or, x-1/x =4.

4) x+y =12.

xy=32

x² + y² = (x+y)² - 2xy

or, x²+y² = 144 - 64.

or, x² + y² = 80.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

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