1.

If a=2 b=3 find the value of a²+b²​

Answer»

a = 2 , B = 3

a² + b² = (a + b)² = a² + b² + 2ab

so put values as given in the QUESTION

(2 + 3)² = (2)² + (3)² + 2(2)(3)

= 4 + 9 + 12

= 25

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