That would be 12x^3-16x^2+3x-4
B is the correct answer. When you see > which mean the line is go to the right side < is go to the left side.
Hope this helps!
Answer:
option D
Step-by-step explanation:
take 39 degree as reference angle
using cos rule
cos 39 = adjacent / hypotenuse
0.77 = x / 7
x = 7*0.77
x = 5.39
x = 5.4