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What makes a number irrational?

Anonymous

∙ 13y ago

Updated: 4/28/2022

A real number is irrational if it is not rational - meaning it cannot be expressed as a ratio of two integers. Numbers like pi, e, the square root of 5, and uncountably infinite more cannot be expressed as a fraction (ratio) of two integers, and are thus irrational.

Wiki User

∙ 13y ago

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Is an irrational number plus an irrational number rational?

No. The sum of an irrational number and any other [real] number is irrational.

What is a negative irrational number?

A negative irrational number can be thought of as an irrational number multiplied by -1, or an irrational number with a minus sign in front of it.

Can you add irrational number and a rational to get a rational number?

If an irrational number is added to, (or multiplied by) a rational number, the result will always be an irrational number.

Which number produces an irrational number when added to 58?

Any irrational number will, eg √2, π, e.

Does an irrational number plus a rational number equal an irrational number?

Yes

Related Questions

Nonzero rational number and in irrational number makes what?

An irrational number.

Is -45 an irrational number?

An irrational number is a number that has no definite end. 4.5 has a definite end. THis makes it a rational number.

Is pie a rational number?

No. Pie is potentially never ending. This makes it an irrational number.

What is the sum of an rational number and irrational number?

An irrational number.

What makes pi so irrational?

it is a never ending number that goes on for ever

The sum of a rational number and an irrational number is?

The sum of a rational and irrational number must be an irrational number.

Is an irrational number plus an irrational number rational?

No. The sum of an irrational number and any other [real] number is irrational.

Whether a rational number multiplied by an irrational number gives an irrational number?

rational * irrational = irrational.

Is 3.56 an irrational number?

No, 3.56 is not an irrational number. 3.56 is rational.

Is negative pi rational or irrational?

-Pi is irrational, because it does not terminate or repeat. Whenever you multiply an irrational number by a rational number (-1), the result is an irrational number.

Is 88 rational or irrational number?

88 is the ratio of 88 and 1. That makes it rational.

What is a negative irrational number?

A negative irrational number can be thought of as an irrational number multiplied by -1, or an irrational number with a minus sign in front of it.

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