Question

a+b=2/9,ab=1 find the a square + b square​

Answer 1

Step-by-step explanation:

a²+b²

(a+b)²

a²+b²+2ab

(2/9)²+2(1)

4/9+2

4+18/9

22/9

Answer 2

Answer:

-158/81

Step-by-step explanation:

refer attachment

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