factorise 4 m² - 8 m + 3
please help me !!
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Answer: The answer is (2m+1)(2m+3).
Step-by-step explanation:
4m^2 - (6-2)m + 3
= 4m^2 - 6m + 2m + 3
= 2m(2m+3) + 1(2m+3)
= (2m+1)(2m+3)
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