Answer:
If this isn't right lmk and I apologize if I'm wrong.
Step-by-step explanation:
cot theta is undefined for 0 but is a periodic function so it will be again undefined for n
Answer:
5.43×10^14 or

Step-by-step explanation:
Scientific notation, the number must always be less than 10, in this case 5.43. The exponent represents how much times I moved the decimal point to the left.
Answer:
Unusual
Step-by-step explanation:
we know that
The z-score is a measure of how close the given data point is to the mean of the values given with the standard deviation
so
if its z-score is greater than or equal to -2, or less than or equal to 2., then the data value is considered ordinary
if its z-score is less than -2 or greater than 2, then the data value is considered unusual
If you are asking which is bigger then it is 4/6
Answer:
d
Step-by-step explanation: