2A + 3 whole square minus 2 minus 3 whole square
Answers
Answered by
1
Answer:
4a² + 12a + 8
Step-by-step explanation:
(2a + 3)² - (2 - 3)²
=>4a²+12a+9+−1
=>4a²+12a+9+−1
=>(4a²)+(12a)+(9+−1)
=>4a²+12a+8
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Answered by
0
Answer:
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