Ė'X]PÅÑĐ. (1-a)^2
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Step-by-step explanation:
Apply the distributive property.
a
(
a
−
2
)
−
1
(
a
−
2
)
a(a-2)-1(a-2)
Apply the distributive property.
a
⋅
a
+
a
⋅
−
2
−
1
(
a
−
2
)
a⋅a+a⋅-2-1(a-2)
Apply the distributive property.
a
⋅
a
+
a
⋅
−
2
−
1
a
−
1
⋅
−
2
a⋅a+a⋅-2-1a-1⋅-2
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