csat-suneung 2011 Q26 (Calculus)

csat-suneung · South-Korea · csat__math-science 3 marks Reciprocal Trig & Identities
When $\tan \frac { \theta } { 2 } = \frac { \sqrt { 2 } } { 2 }$, what is the value of $\sec \theta$? (where $0 < \theta < \frac { \pi } { 2 }$ ) [3 points]
(1) 3
(2) $\frac { 10 } { 3 }$
(3) $\frac { 11 } { 3 }$
(4) 4
(5) $\frac { 13 } { 3 }$
When $\tan \frac { \theta } { 2 } = \frac { \sqrt { 2 } } { 2 }$, what is the value of $\sec \theta$? (where $0 < \theta < \frac { \pi } { 2 }$ ) [3 points]\\
(1) 3\\
(2) $\frac { 10 } { 3 }$\\
(3) $\frac { 11 } { 3 }$\\
(4) 4\\
(5) $\frac { 13 } { 3 }$