Solution
Solution
+1
Solution steps
Use the following trivial identity:
Simplify
Popular Examples
sin(225)cos(240)tan(120)3cos(-2)(800*18*cos(15))/(7*cos(5))sin(70)cos(15)+cos(70)sin(15)arccos(29/40)
Frequently Asked Questions (FAQ)
What is the value of sqrt(13^2+9^2-2(13)(9)*cos(120)) ?
The value of sqrt(13^2+9^2-2(13)(9)*cos(120)) is square root of 367