In a random sample of 1,000 exams, the average score was 500 points with a standard deviation of 80 points.
1 answer:
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Answer:
Given :
→x-y=12
→xy= 3²
=9
Equation formed:
Step by step explanation:
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Answer:
Option b is correct
.
Step-by-step explanation:
Domain is the set of all possible values of x where function is defined.
Given the function:
To find the domain of the given function:
Exclude the values of x, for which function is not defined
Set denominator = 0
By zero product property;
and
⇒x = 0 and
⇒x = 0 and
Therefore, the domain of the given function is: