Answer:
y>=x+1
Step-by-step explanation:
it will be y>= x+1 bcz the shaded area shows a straight line rather than a dotted line which means the line is part of the shaded region. so that's why y>=x+1
Exponential data
If we plot the values on x-y graph, we get exponential curve.
(2.8 x 10^8) / (7 × 10^2) = 400'000
-5