The solution set of the shaded area above is
-
A.
y ≥ 0, y ≥ x and y + x ≤ 4 -
B.
y ≤ x, y + x ≤ 4 -
C.
y + x ≥ 4, y ≤ x -
D.
y ≤ x, y + x ≤ 4 and y ≥ 0
Correct Answer: Option B
Explanation
y = x implies y ≤ x
y + x = 4 implies y = 4 – x
∴y = 4 – x
∴y ≤ x, y + x ≤ 4 and y ≥ 0