Three boards are placed end to end to make a walkway. The first board is 4 feet 8 inches long, the second board is 3 feet 4 inches long, and the third board is 4 feet 5 inches long. How long is the walkway? Write your answer in feet and inches. Use a number less than for inches.

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 *_*