Answer:
Regroup Terms: cos 45 tan 45x + tan^2 tan 30x, 60
Answer:
8,136
Step-by-step explanation:
Add all of the numbers together
Answer:
3i square root 2
Step-by-step explanation:
Answer:

Step-by-step explanation:
Theoretically, there is not square root of neither 13 nor a negative number so the special symbol is used to represent the square root of a number.