Answer:
uv = 4
Step-by-step explanation:
(1+i√3)(1-i√3)
1²-(i√3)²
1-i²√3²
1-(-1)3
4
Answer:
Increasing by $66 per day
Step-by-step explanation:
If sales are dropping at a rate of 2 per day, the sales function is:

If price is increasing by $1 per day, the daily price function is:

Revenue is given by daily sales multiplied by daily price:

The derivate of the revenue function gives us the daily rate of change in revenue:

Currently (t=0) her daily revenue is changing by:

Her revenue is increasing by $66 per day.
Answer:
39 degrees
Step-by-step explanation:
The angles in every triangle add to 180 degrees. This means 39 + 102 + x = 180.
Simplify and 141 + x = 180.
Solve for x by subtracting.
x = 180 - 141
x = 39
Answer:
22
Step-by-step explanation:
22
Answer:
I graphed the two points on a graph in the attachment! Hope this helps! :)
Step-by-step explanation: