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If I1=π2∫0cos2x1+cos2xdx, I2=π2∫0sin2x1+sin2xdx, I3=π2∫01+2cos2xsin2x4+2cos2xsin2xdx, then |
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Answer» If I1=π2∫0cos2x1+cos2xdx, I2=π2∫0sin2x1+sin2xdx, I3=π2∫01+2cos2xsin2x4+2cos2xsin2xdx, then |
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