2msquare + 4m + 30 Factorise
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Answer:
2 m*2 +4m + 30
divide by 2
m*2 + 2m +15
m*2+3m + 5m + 15
m (m +3) +5 ( m+ 3)
(m+3) (m+5) = 0
m+3= 0 or m+5 = 0
m = -3 or m = -5
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