No. I would say 50/50 chance. This answer probably isnt helpful :/
Answer: B
Step-by-step explanation:
-3x^2-9xi+9ix-27
-3x^2-27
Its the 2nd one becuase 2(-1)+2=0 witch is greater than -4.
Answer:
1). x = 81
2). x = 84
Step-by-step explanation:
1). By applying geometric mean theorem in the given triangle,

56x = (18√14)²
56x = 4536
x = 
x = 81
2). By applying geometric mean theorem,

16x = (8√21)²
16x = 1344
x = 
x = 84