Podcast
Questions and Answers
Which of the following best describes an equation?
Which of the following best describes an equation?
- A mathematical formula that expresses the equality of two expressions (correct)
- A mathematical formula that contains variables
- A mathematical formula that is true for all values of the variables
- Any well-formed formula consisting of two expressions related with an equals sign
What is the purpose of solving an equation containing variables?
What is the purpose of solving an equation containing variables?
- To find the unknowns in the equation
- To create a well-formed formula
- To define the variables in the equation
- To determine which values of the variables make the equality true (correct)
What are the values of the unknowns that satisfy the equality called?
What are the values of the unknowns that satisfy the equality called?
- Variables of the equation
- Solutions of the equation (correct)
- Conditional equations
- Identities of the equation
What is the difference between an identity and a conditional equation?
What is the difference between an identity and a conditional equation?
Who invented the equals sign =?
Who invented the equals sign =?