Question

(a+b)×(a+b) ......multiply ....please friends very essential ..​

Answer 1

Answer:

a + b into a + b = a + b whole square = a square + 2 ab plus b square

Answer 2

Step-by-step explanation:

$(a + b) \times (a + b) \\ {a}^{2} + ab + ab + {b}^{2} \\ {a}^{2} + 2ab + {b}^{2}$