csat-suneung 2017 Q3

csat-suneung · South-Korea · csat__math-science 2 marks Indefinite & Definite Integrals Definite Integral Evaluation (Computational)
What is the value of $\int _ { 0 } ^ { \frac { \pi } { 2 } } 2 \sin x \, d x$? [2 points]
(1) 0
(2) $\frac { 1 } { 2 }$
(3) 1
(4) $\frac { 3 } { 2 }$
(5) 2
What is the value of $\int _ { 0 } ^ { \frac { \pi } { 2 } } 2 \sin x \, d x$? [2 points]\\
(1) 0\\
(2) $\frac { 1 } { 2 }$\\
(3) 1\\
(4) $\frac { 3 } { 2 }$\\
(5) 2