Mathematics
Pls fast, my friends...
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4
Answer:
1. 10609
2.9991
Step-by-step explanation:
1. (100+3)²
=10000+9+600. [(a+b)²]
=10609
2. (100-3)(100+3)
=. 100²-3²
=. 10000-9
=. 9991
pls mark me brainliest and flw me plz
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