Question

(2m+3n) whole square solve using suitable identity​

Answer 1

Answer :-

• (2m + 3n)²

=> (2m)² + (3n)² + 2.2m.3n

=> 4m² + 9n² + 12mn

Answer 2

Answer:

4m² + 3n² + 12mn

Given:

(2m+3n)²

To find:

the value of the given expression.

Solution:

(a+b)² = a² + b² + 2ab

here,

a = 2m

b= 3n

so,

(a+b)² = a² + b² + 2ab

(2m+3n)² = 4m² + 9n² + 12mn

Hence, 4m² + 9n² + 12mn is the correct answer.

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