Answer:
Lower limit = 2
upper limit = 38
J: (4,0)
M:(-1,1)
E:(4,-1)
X:(1,0)
-2r^3+4r^2+12r-4
Step-by-step explanation:
6r^3-2r^2+12r-4-8r^3+6r^2
(6r^3-8r^3)+(-2r^2+6r^2)+12r-4
simplify
-2r^3+4r^3+12r-4
160 pages
80/100×200
=160
5 years
1250 => 250 1000 => 300 800 => 350 450. => 400 50.