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Expanding and Factorising Quadratics
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Question 79
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Markscheme
a.
Expand and simplify
(a−5)(a+6)(a - 5)(a + 6)
(
a
−
5
)
(
a
+
6
)
[2]
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3
Grade answer
b.
Factorise
b2−81b^2 - 81
b
2
−
81
[1]
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3
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Expanding and Factorising Quadratics Questions
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Expanding and Factorising Quadratics
