Question

(a+b)²+4(a-b) solve this question.

Answer 1

Answer:

#(a + b)²+ 4(a - b)

As we know that, (a+b)²=a²+2ab+b²

Therefore,

$(a + b) {}^{2} + 4(a - b) = a {}^{2} + 2ab + b {}^{2} + 4a - 4b$

Answer 2

Answer:

= a² + b² +2ab + 4a -4b

= a(a+4) + b(b+4) + 2ab

Step-by-step explanation: