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Question 21
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Markscheme
a.
Simplify
(w2)8(w^2)^8
(
w
2
)
8
[1]
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3
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b.
Simplify
18r4s5÷6rs218r^4s^5 \div 6rs^2
18
r
4
s
5
÷
6
r
s
2
[2]
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