Question

On a number line co-ordinates of P ,Q ,R are 3,5 and 6 respectively. d(P, Q)+ d(Q, R) =d(P, R) d(P, R)+ d(R, Q) =d(P, Q) d(R, P)+ d(P , Q) =d(R, Q)respectively.State
​

Answer 1

Answer:

i even don't know the answer