(a+3 square) -9 factorise it
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Answered by
1
Answer:
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Step-by-step explanation:
(a+3)^2 -9
a^2 + 6a + 9 -9 (9-9=0)
a^2 + 6a
a(a+6)
Answered by
1
Answer:
a^2+6a
by using the formula (a+b)^2=a square+b square+2ab
a square+9+6a-9
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