Help with this graph please I will give The sales manager at ace sporting goods made the graph below to show the relationship between the income and cost for different years from 1985 to 2005.

in which year was the profit the difference between the income and costs the greatest?

Use a calculator basically

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 *_*