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Expanding and Factorising Quadratics
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Question 31
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Markscheme
a.
Expand and simplify
(2x+5)(5x−4)(2x + 5)(5x - 4)
(
2
x
+
5
)
(
5
x
−
4
)
[2]
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Markscheme
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3
Grade answer
b.
Factorise
y2−9y+20y^2 - 9y + 20
y
2
−
9
y
+
20
[2]
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3
Grade answer
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Expanding and Factorising Quadratics Questions
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Expanding and Factorising Quadratics
