25. Page 33 Refer to page 33 of the shared file for the problem involving finding critical points of a function. Link: [https://drive.google.com/file/d/1RQ2OZK-LSxpRyejKEMg1t2q15dbpVLCS/view?usp=sharing] 26. Page 35 Go to page 35 for the question on evaluating a definite integral. Link: [https://drive.google.com/file/d/1RQ2OZK-LSxpRyejKEMg1t2q15dbpVLCS/view?usp=sharing] 27. Page 37 The problem related to matrix operations is on page 37 of the file. Link: [https://drive.google.com/file/d/1RQ2OZK-LSxpRyejKEMg1t2ql5dbpVLCS/view?usp=sharing]