Answer:

Step-by-step explanation:
Intersection represents the elements present in both sets.
Best Regards!
Answer:
4.5
Step-by-step explanation:
Answer:
purchase tax!!
Step-by-step explanation:
Answer:
20078/243
Step-by-step explanation:
sn = a1-a1r^n/1-r
sn = a1 * 1-r^n/1-r
s7 = 6 * 1 - (-5/3)^7/1-(-5/3)
s7 = 6 * 10039/729
s7 = 6 * 10039/243*3
s7 = 2 * 10039/243
s7 = 20078/243