Factorise
10 a² + 3 + 11a
plz answer it fast
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Step-by-step explanation:
= 10a²+ 11a+3
= 10a²+(5+6)a+3
= 10a²+5a+6a+3
= 5a(2a+1)+3(2a+1)
= (5a+3) (2a+1)
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