Which describes the number and type of roots of the equation 4x + 7 = 0? O a. 2 real roots
Ob. 1 real root
Od. 1 real root and 1 imaginary root
Oc. 1 imaginary root

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no