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Mathematics
Problem
Simplify and rationalise the expression
2
5
2
1
+
2
\dfrac{2^{\frac{5}{2}}}{1+\sqrt{2}}
1
+
2
2
2
5
. a)
4
2
−
8
4\sqrt{2}-8
4
2
−
8
b)
8
+
4
2
8+4\sqrt{2}
8
+
4
2
c)
8
−
4
2
8-4\sqrt{2}
8
−
4
2
d)
16
2
−
16
16\sqrt{2}-16
16
2
−
16
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