Answer:
(4,1)
Step-by-step explanation:
If you have any questions about the way I solved it, don't hesitate to ask me in the comments below :)
How do I put 6.7, 2 pi, 55/9, 6 in least to greatest
2 answers:
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Answer:
Step-by-step explanation:
The missing parameters are:
--- population
--- population mean
-- population standard deviation
Required
First, calculate the sample standard deviation
Next, calculate the sample mean
So:
So, we have:
Calculate the z score
So, we have:
From the z table
So:
Answer:
positive
Step-by-step explanation:
the discriminant of the function is postive.
because from the graph we notice that it has 2 intercepts on x-axis, which means the function has 2 real solution when y=0
that implies the discriminant is positive.
if we have 2 distinct real solution
if we have no real solution but 2 complex solutions
if we have 2 identical real solution