Answers
a) x less than equal to -1
b) x greater than equal to -1
c) y less than equal to -1
d) y greater than equal to -1

D) y greater than equal to -1

Step-by-step explanation:

As in the graph, the line passes through y = -1 and the shaded art is above the line so all the values greater than y = -1 match the graph.

Mathematically:

y  ≥ -1

i hope it will help you!

range =5

step-by-step explanation:

to find the range, we take the largest value and subtract the smallest value.

the largest value is 5

the smallest value is 0

the range is 5-0   =5