Under constraints x ≥ 0, y ≥ 0, x + y ≤ 4, maximum value of P = 3x + y is :
A. 8
B. 12
C. 6
D. 10.
Answer:B
Under constraints x ≥ 0, y ≥ 0, x + y ≤ 4, maximum value of P = 3x + y is :
A. 8 B. 12 C. 6 D. 10.