The y-intercept is the point where the graph crosses the y-axis. It is found by setting x=0. For your equation, that makes the x-term vanish and only the constant remains. The ordered pair is ...
(x, y) = (0, -9)
If a number is rational, it can be written as a fraction. Can 15.07 be written as a fraction? Yes, as 15 7/100, so it is rational.
Answer:
Step-by-step explanation:
Margin of Error = Zcritical * Standard error
Zcritical at 5% confidence interval
Z0.065
Answer:
1. x= 11.2
2. x= 8
Step-by-step explanation:
1.

Check:

2.

Check:
