Factorise :
4a² + 12a + 9
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Answered by
120
4a² + 12a + 9
4a² + 6a + 6a+ 9
2a(2a + 3) +3(2a + 3)
(2a + 3) (2a + 3)
a = -3/2
Answered by
50
given
4a² + 12a + 9
4a² + 6a + 6a+ 9
2a(2a + 3) +3(2a + 3)
(2a + 3) (2a + 3)
a = -3/2 or -3/2
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