Question

if a+b=3 and ab= 2 find (a+b)² -2ab​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

GIVEN ,

a+b=3

and, ab=2

We need to find that

(a+b)²-2ab

=(1+2)²-2×2

=3-4

=-1

Hance Answer is -1