You like the size of your mp3 player. the width is 4 centimeters. the length is 7 centimeters. the height measures 1 centimeter. what is the surface area of your mp3 player, in square millimeters

The surface area will be:

2 * (7*4 + 1*7 + 1*4) = 78 mm^2

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 *_*