M mathxyz Junior Member Joined Jul 8, 2005 Messages 112 Jul 20, 2005 #1 Again, d = degrees. If sin(x - 3)d/cos(2x + 6)d = 1, what is the value of x. MY WORK: I equated x - 3 to 2x + 6 and solved for x. My answer is = = -9. Book's answer is x = 29. What did I do wrong?
Again, d = degrees. If sin(x - 3)d/cos(2x + 6)d = 1, what is the value of x. MY WORK: I equated x - 3 to 2x + 6 and solved for x. My answer is = = -9. Book's answer is x = 29. What did I do wrong?
tkhunny Moderator Staff member Joined Apr 12, 2005 Messages 11,325 Jul 20, 2005 #2 Do this one over in light of the sec-csc problem and see if you get a different answer.
M mathxyz Junior Member Joined Jul 8, 2005 Messages 112 Jul 20, 2005 #3 hey tkhunny, I don't follow what you mean.
G Gene Senior Member Joined Oct 8, 2003 Messages 1,904 Jul 20, 2005 #4 He wants you to look at the other problem and see how what he said applies to this one. ------------------- Gene
He wants you to look at the other problem and see how what he said applies to this one. ------------------- Gene
