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Subjects
Mathematics CBSE
Class 9
Number System
Textbook Questions
8.
Exercise Problems II
Exercise condition:
10
m.
Simplify each of the following expressions:
(i)
\((3+\sqrt{3})(2+\sqrt{2})=\)
i
+
i
i
+
i
i
+
i
(ii)
\((3+\sqrt{3})(3-\sqrt{3})=\)
(iii)
\((\sqrt{3}+\sqrt{2})^2=\)
i
+
2
i
(iv)
\((\sqrt{5}-\sqrt{2})(\sqrt{5}+\sqrt{2})=\)
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