Question

a2+b2+2ab=4 find a+b​

Answer 1

a² + b² + 2ab = 4

{ Using a² + b² + 2ab = ( a + b )² }

( a + b )² = 4

( a + b )² = 2²

Hence

a + b = 2

Answer 2

Answer:

Step-by-step explanation:

Given A²+b²+2ab=4. Using

a+b)²=a²+b²+2ab

(A+b)²=4

a+b=√4

a+b=2

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