9^2 - 2^2 = 9*9 - 2*2= 81-4= 77
Answer:
I only found two points : (0,-2) (1,-5)
Step-by-step explanation:
Answer:
Step-by-step explanation:
In a static position, the sum of the forces is always 0.
so:
F1 = 480 N
F2 = -600 N
F3 = ?
F1 + F2 + F3 = 0
480 - 600 + F3 = 0
F3 = 120 N (the answer is positive, so the force acts in the same direction as F1)