Answer:
4
Step-by-step explanation:
Substitute: 
Cross out the common factor: 
Calculate the product or quotient: 
Calculate the product or quotient: 
Calculate the sum or difference: 
Cross out the common factor: 
Answer: 
Answer is: 2x=12, 14, 16, and 18
Answer:D
Step-by-step explanation:
Answer:
11 + 5i
Step-by-step explanation:
6 + 5i + 8 + 3i² =
= 6 + 8 + 3(-1) + 5i
= 14 - 3 + 5i
= 11 + 5i
Answer:
b
Step-by-step explanation:
The median is the middle value of the data set in ascending order. If there is no exact middle value then it is the average of the values either side of the middle.
Arrange the data in ascending order
48, 52, 54, 57, 57, 57, 61, 61, 65
↑
The median of the data set is 57 → b