question in attachment
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your answer is in this picture
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Answer:
25a² + 30a + 9
= (5a)² +2*5a*3 + 3²
= (5a + 3)²
= ( 5a + 3)(5a + 3)
Step-by-step explanation:
formula used ;
( a + b)² = a² + b² + 2ab.
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