Answer:
3x2-3x+9
Step-by-step explanation:
(h-k)(3)
(X2+1-(x-2))(3)
(x2+1-x+2)(3)
3x2+3-3x+6
3x2-3x+9
Answer:
None of the first 4 do. so I guess the answers E.
Step-by-step explanation:
C. 110. This is because all triangles add up to equal 180*. So you add the two angles you have and subtract from 180.
Answer:
What do you want answered?