rise : a? + ab +9b² + a + 3b
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Answered by
0
Answer:
a+ab+9b2+a+3b
Step-by-step explanation:
2ab+9b2+3ab
5ab+9b2
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3
a+ab+9b2+a+3b
2ab+9b2+3ab
5ab+9b2
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