What is the exact value of #sec 60#?

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Answer 1 · 2018-06-27T15:57:52

#2#

#sec60^@=1/cos60^@#

#:.1/0.5=2#

Answer 2 · 2018-06-27T16:01:11

#color(indigo)(sec(60) = 2#

#sec theta = 1 / cos theta#, identity.

#:. sec (60) = 1 / cos (60)#

We know, #cos (60) = 1/2#

Hence, #1/cos (60) = 1 / (1/2) = 2#