Question

Expand A power 2 multiplied by b substracted by b power 2 multiplayed by a to th whole power 2

Answer 1

Answer:

i think

Step-by-step explanation:

this is the answer

Answer 2

Answer:

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

= $(ab)^2(a+b)^2$

= $(ab)^2(a^2+2ab+b^2)$

= $((a^2b)^2+2a^3b^3+(ab^2)^2)$

= $a^4b^2+2a^3b^3+a^2b^4$

Hope it helps