Number Theory
Square and Cube Roots Using Factor trees
Interactive practice questions
Use a factor tree to help find the $\sqrt{196}$√196.
a
Write $196$196 as a product of prime factors in index notation.
b
Hence find the $\sqrt{196}$√196.
Easy
3min
Consider $\sqrt{225}$√225.
Easy
2min
Use a factor tree to help find $\sqrt{30625}$√30625.
Easy
4min
Use a factor tree to help find $\sqrt{3969}$√3969.
Easy
3min
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