Answer:

Step-by-step explanation:
We want to evaluate

We use special angles or the unit circle to obtain;

This implies that;



Answer:
Step-by-step explanation:
2
The coefficient is the number in front of the variable.
So, in this case, the coefficient of n^2 is 6 and of n is 2.
Answer:
um... what are trying to say?
Step-by-step explanation:
Answer:
my friend use aljerba tiger
Step-by-step explanation:
Answer:

Step-by-step explanation:
Distance is given by
, where
represents speed or rate and
represents time.
What we're given:
- speed of
- time of
hours
Thus, the distance covered by the airplane is:

In scientific notation:
