Check again beacuse at 135 and at 225 degrees
Can someone please help me out with this question.
Find all the possible angles for A if 0 ≤ A ≤ 2 (pi)
I) cosA = -1/(square root of 2)
Alright so I know the answer is 3pi/2 and 5pi/2..
How would I show the work to solve for thsee problems though? Thanks for the help
are you sure?? I have a test on this soon and this is from hwk throughout the course... I have a website that the teacher gave which says otherwise..
It's for question 2 a)...
I ahve the answers but I want to know how to solve problems like these without the answers , and mainly the steps to get the answer.