Cepheids Are Types of Stars That Regularly Change How Bright

question 55

Multiple Choice

Cepheids are types of stars that regularly change how bright they are over a period of a few

• A)days.
• B)months.
• C)year.
• D)decades.

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Definitions:

Collect Like Terms

The process of simplifying an algebraic expression by combining terms that have the same variables.

Operation Indicated

A mathematical operation suggested by a problem or equation, such as addition, subtraction, multiplication, or division.

Collect Like Terms

In algebra, the process of combining terms that have the same variable parts into a single term.

Operation Indicated

The action or set of actions specified by symbols or terms in a mathematical or technical context.