Respuesta :

richval65

Answer:

15pi/7 - 13 pi/7

Step-by-step explanation:

to find a positive and negative coterminal angle

● add and subtract 2pi to the given angle

pi/7+2pi=pi/7+14pi/7=15pi/7 positive

pi/7-2pi=pi/7-14pi/7= -13pi/7 negative