Ineeds someone’s , i really don’t understand this 2-7

Asap! i'm not good math and i'm lost.

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?

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