X+2
<0
Solve: x-4
O
-4 < x < -2
O
-2 -2 -4 < x < 2
DONE

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 *_*