add using horizontal method. a2+2 ab+b2 and a2-2 ab+ b2
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Answered by
0
Answer:
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Answered by
0
Answer:
2a2 + 2b2
Step-by-step explanation:
- a2 + 2ab+b2
- a2 - 2ab +b2
- 2a2 + 2b2
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