(3x^4-x^3-4x^2-2x-20)÷(x^2+2) using long division

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .

see below

step-by-step explanation:

x+2> 6

subtract 2 from each side

x+2-2 > 6-2

x > 4

there is an open circle at 4 since is it is greater than and the line goes to the right