Question

i know the answer from calculator but i need to show my work...

Answer 1

\[(a + b)^{2} = a ^{2} + ab + b ^{2}\]

Answer 2

thank you

Answer 3

sure. it may help to write it out like this first ... (a + b)(a+ b).

Answer 4

\[correction... (a + b)^{2} = a ^{2} + 2ab + b ^{2}\]

Answer 5

ohh ok thanks!