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What is the main observational difficulty in observing the shape of the Milky Way?
Simplify
To simplify in mathematics means to alter an expression to a more concise, equivalent form, making it easier to work with or understand.
Expression
A combination of symbols, numbers, and operators (+, -, *, /) that together define a mathematical quantity or relationship.
Simplify
The process of altering an expression to make it easier to understand or work with, often by reducing it to its most basic form.
Expression
A mathematical phrase that can include numbers, variables, and operation symbols but doesn’t have an equal sign.
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