A) \[\sqrt{2}:1\]
B) \[1:1\]
C) \[1:2\]
D) \[2:1\]
Correct Answer: D
Solution :
\[{{A}_{1}}=\int_{0}^{\pi /3}{\cos x\,dx=\frac{\sqrt{3}}{2}}\], \[{{A}_{2}}=\int_{0}^{\pi /3}{\cos 2x\,dx=\frac{\sqrt{3}}{4}}\] \ \[{{A}_{1}}:{{A}_{2}}=2:1\].You need to login to perform this action.
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