1
Question
Factorise:
(6) q2 + 12q + 36
(6) q2 + 12q + 36
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Solution
q2 + 12q + 36
= (q)2 + 2 × q × 6 + (6)2
= (q + 6)2 [a2 + 2ab + b2 = (a + b)2]
= (q + 6) (q + 6)
∴ q2 + 12q + 36 = (q + 6) (q + 6)
= (q)2 + 2 × q × 6 + (6)2
= (q + 6)2 [a2 + 2ab + b2 = (a + b)2]
= (q + 6) (q + 6)
∴ q2 + 12q + 36 = (q + 6) (q + 6)
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