Usain wrote 1 1/5 as the sum of 3 fractions. None of the fractions had a denominator of 5. what fract0n could Usain might have used?

There are several unique characteristics of qualitative research that make it distinct from quantitative research. describe the aspects of qualitative research and the elements of design that contribute to the rigor of the work. what actions of the researcher can compromise the integrity of the findings?

Rewrite so the subject can be y in the formula d=m-y/y+n

Find the solution to this system 2,1 1,-2 1,2 -1,2