Question

IF (a+b)=10 and ab=20
1) a^2+b^2
2) (a-b)^2 value​

Answer 1

Answer:

a(b4(^2)

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

In a+b=10

Squaring both sides

a^2+b^2+2ab=100

a^2+b^2+2(20)=100

a^2+b^2=60 (*Ans*)