<u> 3c³d </u> = <u>c²d²</u>
9cd^-1 3
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PYTHOGOROS THEROEM :-
ITS LIKE:- AC² = AB² + BC²
The greatest common factor is 1 because there is not a number that goes into or will multiply and get 49 and 4. 49 is an odd number and 4 is an even number so the GCF is 1.