Question

the Einstein's second postulale u special 1)
Que 1.21. Rocket A travels towards the right and rocket B travels
towards the left with velocity 0.8c and 0.6c respectively relative to
the earth. What is the velocity of rocket :
A, measured from B, and
b. B, measured from A?
a.​

Answer 1

Answer:

i think option b) B measured from A