Posted by Don on Sunday, November 6, 2011 at 7:13pm.
write equations expressing:
19cos(theta50degrees) as a sum of sine and cosine.

trig  bobpursley, Sunday, November 6, 2011 at 7:16pm
What is COS(AB)? Use your identity formula.
Posted by Don on Sunday, November 6, 2011 at 7:13pm.
write equations expressing:
19cos(theta50degrees) as a sum of sine and cosine.
What is COS(AB)? Use your identity formula.