How do you evaluate tan(3π/4)?
2 Answers
First, convert to degree form. This is much easier to input into your calculator, and it is important to learn how to convert the two forms.
Explanation:
Convert to degree form by multiplying by the ratio
The
tan(
= tan
Now you can evaluate it with a calculator. Make sure that the calculator is in degree setting, noted on most calculators by "deg".
Practice exercises:
- Evaluate:
a).
b).
Explanation:
This point lies on an angle bisector of the second quadrant and, therefore, has coordinates
Therefore,
I hope that helps!