Question

(a2+b2-ab) (a2 +b2-ab)
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Answer 1

Answer:

$a^{4}$ + 3$a^{2}$$b^{2}$ - 2$a^{3}$b - 2a$b^{3}$

Step-by-step explanation:

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

$a^{4}$ + $a^{2}$$b^{2}$ - $a^{3}$b + $a^{2}$$b^{2}$ - a$b^{3}$ - $a^{3}$b - a$b^{3}$ + $a^{2}$$b^{2}$

$a^{4}$ + 3$a^{2}$$b^{2}$ - 2$a^{3}$b - 2a$b^{3}$

Answer 2

Answer:

Step-by-step explanation:

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