How much of a radioactive kind of ruthenium will be left after 9 days if the half-life is 3 days and you start with 96 grams?

It’s hard to understand what you put.. can you show a picture ?

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*