Salma is walking to school at a constant rate. Midway through the walk, she stops for a few minutes to talk to a friend. She then continues walking to school, but at a slower rate than before.

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 *_*