Maxima & minima problems are very common in the exam, and knowing some tricks would help students to get maximum numbers from these questions. Here are some important tricks to solve these questions.

• The second derivative can be used for quick decision-making.
• For the word problems, handle them carefully and convert them into mathematical equations.
• For closed intervals, always check the endpoints.
• Graphs can be drawn to visualize the points and function's behavior better.