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Factorise Quadratics – Basics - 2 (1)

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Factorise Quadratics - Basics
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1) Factorise completely
a) z 2 + 5z + 6
b) a2 + 5a + 4
c) a2 + 2a − 15
d) c 2 − c − 72
e) y 2 − 14y + 45
f) b2 − 18b + 81
g) b2 − 5b − 36
h) x 2 − 2x − 35
i) c 2 + 15c + 44
j) x 2 + 3x − 4
k) z 2 − 23z + 120
l) c 2 − 6c − 91
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