Question

1
If a + b = 4 and ab = 3; find
1/b ^2+1/a^2​

Answer 1

Answer:

A+B = 5 and AB =3

(A + B )^2 = 5^2

A^2 + B ^2 + 2AB = 25

A^2 + B^2 + 2 (3) = 25

A^2 + B^2 + 6 = 25

A^2 + B^2 = 25 — 6

A^2 + B^2 = 19

Step-by-step explanation:

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Answer 2

ANSWER:-

10/9

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