Grade
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To Ask a lesson
The Remarkable identities
The Remarkable identities
Click to select an item from A
→Definition and properties
→Find the missing term in (a + b )
2
= a
2
+ 2× a × b + ...?
→Find the missing term in (a - b )
2
= a
2
- 2× a × b + ...?
→Find the missing term in (a + b )
2
= a
2
+ b
2
+ ...?
→Find the missing term in (a - b )
2
= a
2
+ b
2
- ...?
Click to select an item from B
→Find the missing term in A = a
2
+ b
2
+ ...? When A is a perfect square
→Find the missing term in A = a
2
+ b
2
- ...? When A is a perfect square
→Find the missing term in (a + ??)
2
= a
2
+ b
2
+ 2 × a × b
→Find the missing term in (a - ??)
2
= a
2
+ b
2
- 2 × a × b
Click to select an item from C
→Exercise Collection
Click to select an item from D
In construction
Click to select an item from E
In construction
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