Answer:
(1, -5) or x=1, y=-5
Step-by-step explanation:
Hope this helps!
Answer:
5
x
2
−
10
x
=
5
x
(
x
−
2
)
Step-by-step explanation:
47,000 is forty-seven thousand in standard form.
Answer: The margin of error is 12.74.
Step-by-step explanation:
Since we have given that
Standard deviation = 6.5
Mean = 255
Let 95% level of significance,
So, z value = 1.96
We need to find the "Margin of error":
So, it becomes :
Margin of error = Standard deviation × z-value
Margin of error = 
Hence, the margin of error is 12.74.
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