Question

a(a+b)+b(a+b) Question of math multiplication of algebraic expression
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Answer 1

Answer:

a²+ab +ba ±b²

=a²+2(ab)+b²

Step-by-step explanation:

hope this will help you

Answer 2

Answer:

${a}^{2} + ab + ab + {b}^{2} \\ {a}^{2} + 2ab + {b}^{2} \\ i.e \: \: \: \: (a + b {)}^{2}$

is answer of this