Answer Happy
Accurate answers. Every time.
https://answerhappy.com/
If cos x=1/2, then cos 3x =_______________
https://answerhappy.com/viewtopic.php?t=743634
Page
1
of
1
If cos x=1/2, then cos 3x =_______________
Posted:
Wed Jul 13, 2022 8:09 pm
by
answerhappygod
a) 0
b) -1
c) 1/\(\sqrt{2}\)
d) 1