How do you tell whether the value of tan 90 degrees is positive, negative, zero or undefined?
1 Answer
Mar 7, 2018
Undefined
Explanation:
We have:
Know that,
So here, we get
Looking at the trigonometric table, we see that
http://www.omtexclasses.com/2011/06/trigonometric-table.html
Therefore,
Since anything divided by