Solution
Solution
Solution steps
Refine to a decimal form
Popular Examples
arccos(1/(sqrt(35)))e^{2sin(0)}cos((2pi)/7)+cos((4pi)/7)+cos((6pi)/7)arcsin((2.5)/(10))arctan((sqrt(5))/2)
Frequently Asked Questions (FAQ)
What is the value of cos((6pi)/7) ?
The value of cos((6pi)/7) is -0.90096…