Posted by trig on Sunday, November 30, 2008 at 5:08pm.
sinxcosx = 0
x=?
please and thank you! i'd appreciate it!

lena  bobpursley, Sunday, November 30, 2008 at 6:32pm
divide both sides by cosx
tanx+1=0
x= arctan 1
x=45 deg
Posted by trig on Sunday, November 30, 2008 at 5:08pm.
sinxcosx = 0
x=?
please and thank you! i'd appreciate it!
divide both sides by cosx
tanx+1=0
x= arctan 1
x=45 deg