Answer:
the correct answer is b.
Step-by-step explanation:
it is b because if you plug in -7, two of the x-values will have -7 making the x-values the same and in order to be a function all x-values have to be different.
Answer:
The advertisement should use 16 minutes.
Step-by-step explanation:
Exponential distribution:
The exponential probability distribution, with mean m, is described by the following equation:
In which is the decay parameter.
The probability that x is lower or equal to a is given by:
Which has the following solution:
The probability of finding a value higher than x is:
The manager of a fast-food restaurant determines that the average time that her customers wait for service is 3.5 minutes.
This means that
What number of minutes should the advertisement use?
The values of x for which:
So
Rounding to the nearest number, the advertisement should use 16 minutes.
Which expression have a value of 16/81? check all that apply. (2/3)^4, (16/3)^4, (4/81)^2, and (4/9)^2
Answer:
First and last option is correct.
Step-by-step explanation:
Given:
There are four options.
(2/3)^4, (16/3)^4, (4/81)^2, and (4/9)^2
We need to check all given options for value of 16/81.
Solution:
Using rule.
Solve for option .
Solve for option .
Solve for option .
Solve for option .
Therefore, expression and have a value of .
Answer:
21/2
Step-by-step explanation:
10.5 is correct, but that's a decimal
21/2=10.5
I’m not sure what the question is but I’m just gonna assume that you need the equation: y=1/2x+5