integration of sin^2x + cos^2x from pi to 0 (these are limits) is equal to (a) pi/2 (b) 2pi (c) pi (d) 0
![a) State the sign of cos t in the following interval: (3pi/2, 2pi). b) state the sign of cos t in the following interval: (pi/2, pi). | Homework.Study.com a) State the sign of cos t in the following interval: (3pi/2, 2pi). b) state the sign of cos t in the following interval: (pi/2, pi). | Homework.Study.com](https://homework.study.com/cimages/multimages/16/quadrant5154579529919873495.png)
a) State the sign of cos t in the following interval: (3pi/2, 2pi). b) state the sign of cos t in the following interval: (pi/2, pi). | Homework.Study.com
![By Using the Properties of Definite Integrals, Evaluate the Integrals Int_((-pi)/2)^(Pi/2) Sin^2 X Dx - Mathematics | Shaalaa.com By Using the Properties of Definite Integrals, Evaluate the Integrals Int_((-pi)/2)^(Pi/2) Sin^2 X Dx - Mathematics | Shaalaa.com](https://www.shaalaa.com/images/_4:69c56dd9f4ff479abab95f57665ecac1.png)