Michael had 4/5 of a spool of yarn. he used 3/5 of it for his project. what fraction of the spool was used for his project?

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

You and a friend went to the movies.you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?

If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b