Answer:
168 km
Step-by-step explanation:
5 hours in minutes- 5*60=300
300/25=12
14*12=168
Answer:
Four significant figures
Step-by-step explanation:
Rules of significant figure:
1. Zeros before any non-zero digit are considered to be NON-significant.
2. Any zeros between any non-zero digits are SIGNIFICANT
0.505
Here, there are three significant digits: 505
3. Any zeros that are to the right of the decimal point and a non-zero number are SIGNIFICANT.
4.0000
4. All non - zero digit are significant
Therefore,
0.002040 has four significant figures
2040
Answer:
51.7
Step-by-step explanation:
3.14 x 3^2= 28.26
80-28.26= 51.74
Answer:
The description of the set is 
.
Step-by-step explanation:
From Complex Analysis, we remember that complex numbers are numbers whose form is:
, 
(1)
Where 
.
In addition, the distance from the origin is defined by the following Pythagorean identity:
(2)
The following condition must be satisfied:
Then, the set of all complex numbers that are at a distance of 2 units from the origin is described below:
(3)
Domain is what numbers can be put in for x values.
Range is the numbers that can be given out as outputs (y).
