Question

 If X=3 is a solution of the equation 3x²+ (k-1) x+9=0, then k is *

1 point

(a). 11

(b) -11

(d). -13

(c). 13​

Answer 1

Answer:

yuuuuuuuuuuAn addition reaction is one in which two or more molecules join together to give a single product. During the polymerisation of ethene, thousands of ethene molecules join together to make poly(ethene) - commonly called polythene. Ethene is known as the monomer.

Step-by-step explanation:

Answer 2

I think the answer is 12