Practice Table A.5: Predefined variables and math constants - A.4 | Appendix A | IT Workshop (Sci Lab/MATLAB)
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A.4 - Table A.5: Predefined variables and math constants

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does 'ans' store in MATLAB?

πŸ’‘ Hint: Think about the last calculation you did.

Question 2

Easy

What value does 'pi' approximate?

πŸ’‘ Hint: It's crucial for calculations involving circles.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does 'eps' represent in programming?

  • Floating-point relative accuracy
  • Integer limits
  • String concatenation

πŸ’‘ Hint: Focus on how precision is maintained in computations.

Question 2

True or False: 'Inf' can be used to signify overflow in calculations.

  • True
  • False

πŸ’‘ Hint: Think about limits in numerical ranges.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Describe a real-world scenario where 'Inf' might be returned in a calculation, and explain its significance.

πŸ’‘ Hint: Think of boundary conditions in physical laws.

Question 2

Create a function in MATLAB that demonstrates the use of 'pi' to calculate the diameter of a circle given the area. Explain each part of your code.

πŸ’‘ Hint: Consider how area calculations work relative to circle dimensions.

Challenge and get performance evaluation