Question

Is product (3-1)(2+3) is an irrational number? State whether it is in or false. Justify your answer,​

Answer 1

Answer:

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False

A number line may have negative or positive number.

A number line may have negative or positive number. Since, no negative can be the square root of a natural number, thus every point the the number line cannot be in the form of √m, where m is a natural number.

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Answer 2

Answer:

A chemical substance is a form of matter having constant chemical composition and characteristic properties. Some references add that chemical substance cannot be separated into its constituent elements by physical separation methods, i.e., without breaking chemical bonds.