The dot on -1 is open, so the number -1 is not included. You need all real numbers greater than -1.
Answer: D
Answer:

Step-by-step explanation:
The graph of the two functions are shown on the same diagram in the attachment above;
The solution to the equation
is where the two graphs intersected.
These points are

What is the separate weight
Answer:
95% Confidence interval: (0.0429,0.0791)
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 679
Number of anonymous websites, x = 42

95% Confidence interval:


Putting the values, we get:

is the required confidence interval for proportion of all new websites that were anonymous.