Step-by-step explanation:

Answer:
A: (3,4)
B: (4,3)
C: (2,1)
Step-by-step explanation:
The first number in each coordinate is the x value, which is the number of units you go across starting from the origin
The second number in each coordinate is the y value, which is the number of units you go up starting from the origin
The answer is A which is 125
Answer:
It is proved
Step-by-step explanation:
A curve immersed in the three-dimensional sphere is said to be a Bertrand curve if there exists another curve and a one-to-one correspondence between and such that both curves have common principal normal geodesics at corresponding points.
See attachment for the step by step solution of the given problem.