evaluate the number
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Answered by
2
Answer:
using the identity ( a + b )² = a² + b² +2ab
Step-by-step explanation:
( 4a+5b)² = 16a² + 25b² +40ab.
Answered by
1
Answer:
( 4a+5b)² = 16a² + 25b² +40ab.
Step-by-step explanation:
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