Answer:
The score is 
Step-by-step explanation:
From the question we are told that
The population mean is 
The standard deviation is 
From the question we are told that the score follow a normal distribution
i.e 
The proportion of score in the top 10% is mathematically

Where x is the minimum score required to be in the top 10%
Now the 
So

So

So the critical value of 0.10 from the normal distribution table is 
So


Answer:
900
Step-by-step explanation:
Might wanna double check. I rushed
(7m-2m^2n)^2
-42+144
900
the abswer of this question is c
Answer:
Same as completing the square for algebra.
Step-by-step explanation:
Please mark as Brainliest!
Answer:
c is the correct answer
Step-by-step explanation:
we simply multiply powers