Factorise:
(i) 2a3
+ 5a2
+ 6a + 15
answer with Steps?
Answers
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0
Answer:
(2a + 5)(a² + 3)
Step-by-step explanation:
2a³ + 5a² + 6a + 15
= a²(2a + 5) + 3(2a + 5)
= (2a + 5)(a² + 3)
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