Question

Express as a mixed surd in its simplest form.
a)√80
b)³√72
c)⁵√288
d)√1350​

Answer 1

80 =20×4 =  4×4×5  4  2 ×5  4×  5 =4  5

=  

80

​

 

=  

20×4

​

 

=  

4×4×5

​

 

4  

2

×5

​

 

4×  

5

​

=4  

5