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​​Surds: Quiz 8
1) Show that:
​can be written as:
where a and b are integers.
 
 
2) Show that:
​can be written as:
where c and d are integers.
 
 
3) Show that:
​can be written as:
where a and b are integers.
 
 
4) Show that:
​can be written as:
​where c and d are integers.