Mathematics

Mathematics

Problem

Let A1A_1 be the area of the region bounded by the curves y=sin⁡xy = \sin x , y=cos⁡xy = \cos x and yy -axis in the first quadrant. Also, let A2A_2 be the area of the region bounded by the curves y=sin⁡xy = \sin x , y=cos⁡xy = \cos x , xx -axis and x=π2x = \frac{\pi}{2} in the first quadrant. Then, [JEE MAINS - ONLINE - 2021] (1) A1:A2=1:2A_1 : A_2 = 1 : \sqrt{2} and A1+A2=1A_1 + A_2 = 1 (2) A1=A2A_1 = A_2 and A1+A2=2A_1 + A_2 = \sqrt{2} (3) 2A1=A22A_1 = A_2 and A1+A2=1+2A_1 + A_2 = 1 + \sqrt{2} (4) A1:A2=1:2A_1 : A_2 = 1 : 2 and A1+A2=1A_1 + A_2 = 1

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