Question

help me with this question :

$\quad \tt \:( {a}^{} + b) {}^{2} =$
​

Answer 1

Answer:

a² + 2ab + b²

Explanation:

⇒ (a + b)²

⇒ (a + b)(a + b)    

[apply distributive method: (a + b) (c + d) = ac + ad + bc + bd]

⇒ a² + ab + ab + b²

⇒ a² + 2ab + b²

Answer 2

Answer:

${(a + b)}^{2}$

$(a + b)(a + b)$

$a ·a + a ·b + b ·a + b ·b$

${a}^{2} + 2ab + {b}^{2}$

Step-by-step explanation:

$\frak{seolle_{aphrodite}}$