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Maths (Higher)
Surds
Starter quiz
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Simplify the expression
\sqrt {24a^{2}b} \times \sqrt {3a^{2}b}
2a\sqrt {6b} \times a\sqrt {3b}
6a^{2}b\sqrt {2}
✓
2a^{2}\sqrt {18b^{2}}
18a^{2}b\sqrt {2}
Simplify the expression
\sqrt {24 \over 30} \times \sqrt {5 \over 25}
'0.4' ✓
\sqrt {28} \times \sqrt {80} = w\sqrt {b}
. Write down the value of
b
.
'35' ✓
\sqrt {28} \times \sqrt {80} = w\sqrt {b}
. Write down the value of
w
.
'8' ✓
Simplify the expression:
\sqrt {12} + \sqrt {27} - \sqrt {48}
-3\sqrt {3}
4\sqrt {3} + 9\sqrt {3} - 16\sqrt {3}
\sqrt {3}
✓
2\sqrt {3} + 3\sqrt {3} - 4\sqrt {3}
Simplify the expression:
\sqrt {75} - \sqrt {27} + \sqrt {48}
6\sqrt {3}
✓
5\sqrt {3} - 3\sqrt {3} + 4\sqrt {3}
32\sqrt {3}
25\sqrt {3} - 9\sqrt {3} + 16\sqrt {3}
+