What is the value of cos 48° - cos 12° ? – McqOptions

MCQOPTIONS

1.	What is the value of cos 48° - cos 12° ?
A.	\(\rm \frac {\sqrt 5 - 1}{4}\)
B.	\(\rm \frac {1 - \sqrt 5}{4}\)
C.	\(\rm \frac {\sqrt 5 + 1}{2}\)
D.	\(\rm \frac {1 - \sqrt 5}{8}\)
Answer» C. \(\rm \frac {\sqrt 5 + 1}{2}\)

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