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GCSE
MATHEMATICS · Multi-part · GCSE · Mathematics · Number · Number
Problem
Simplify: (a)
4
11
−
5
11
4\sqrt{11}-5\sqrt{11}
4
11
−
5
11
(b)
32
−
3
2
\sqrt{32}-3\sqrt{2}
32
−
3
2
(c)
(
7
+
2
3
)
(
5
−
3
3
)
(7+2\sqrt{3})(5-3\sqrt{3})
(
7
+
2
3
)
(
5
−
3
3
)
(d)
(
6
+
2
2
)
(
6
−
2
2
)
(6+2\sqrt{2})(6-2\sqrt{2})
(
6
+
2
2
)
(
6
−
2
2
)
Related theory
Polynomials
Real Number System
Surds and rationalisation
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