Remove unnecessary parenthesis, and combine like terms
(3+i) + (5-2i)
3+i + 5-2i
8+i
you added 3+5 which is 5 and i-2i which is "i"
hope this helps.
Answer: 1. 4, 2. 2,
Step-by-step explanation: The small tire would make about 4 rotation, the big tire wold make about 2 rotations
Hope this helps :)
Answer:
25
Step-by-step explanation:
By using it with the formula of p r squared if you flip the equation twice in a row.
A = 1
B = 5
C = 3
hope that helps