Question

What is cos q if sec q = 2?

Answer 1

cos and sec are reciprocal of each other

Answer 2

\[\rm sec = \frac{ 1 }{ \cos }\]\[\cos =\frac{ 1 }{ \sec }\]
2 is same as 2/1
so if sec =2/1 cos =what ?

Answer 3

1/2

Answer 4

yes right