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# Math and Arithmetic

Emilia Bartell

Lvl 10
2021-10-09 18:35:04
3.67
3 Reviews

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Cards in this guide (24)
Is 0 a natural number

Yes it is considered as a natural number.

Is 0 a whole number

Yes. A whole number is any number that does not have a decimal point in it. (Eg. 1 is a whole number, 1.5 or 2.34 are not.) yh but i was looking at this for my school wxw#10

Correction: Whole numbers can only be zero or positive, if it is negative then it is an integer.

lance loper corrected by Gary

Is -8 a whole number

No, in fact it is an integer.

Is -5 a rational number

Yes.
-5 is a rational number. It's the ratio of 5 to -1 .

Is the square root of 25 a rational number

The square root of 25 is 5 ... rational.

What number equals -8 squared

A negative number times a negative number gives a positive result. Thus, (-8)(-8) = 8 x 8 = 64.

A negative number times a negative number gives a positive result. Thus, (-8)(-8) = 8 x 8 = 64.

A negative number times a negative number gives a positive result. Thus, (-8)(-8) = 8 x 8 = 64.

A negative number times a negative number gives a positive result. Thus, (-8)(-8) = 8 x 8 = 64.

Is -8 a real number

Yes. Any number that you can place in the number line is a Real number.

There is no negative irrational number

If you have any positive irrational number, then its negative is also irrational.

Is -5 an integer

yes integers include positive and negative numbers.

Is -8 a rational number

Yes. It's the ratio of -8 to 1 (among others).

Any number that you can completely write down with digits, plus

a decimal point or a fraction bar if you need them, is rational.

Is 78 an integer

An integer is any whole number. This means 78 is an integer.

Is the square root of 25 an irrational or rational number

The square root of 25 is 5, which is a rational number.

What is a the fraction called when it has a denominator of 1

An integer.

An integer.

An integer.

An integer.

Can you have a prime number between two consecutive natural numbers

No. A prime number must, itself, be a natural number.

No. A prime number must, itself, be a natural number.

No. A prime number must, itself, be a natural number.

No. A prime number must, itself, be a natural number.

Is 0 an integer number

Yes, 0 is an integer.

Is -8 a rational numbers

All integers (whole numbers) are rational.

Is 8 and a half a Natural number

No, it is not.

Is an irrational number plus an irrational number rational

No.

The sum of an irrational number and any other [real] number is irrational.

Is -8 an irrational number

No.

Why the number 8 is irrational

8 is not an irrational number because it can be expressed as a fraction in the form of 8/1 and so therefore it is a rational number

Is the square root of negative 11 a real number

No. In general, the square root of a negative number is an imaginary number, which is not a real number.

Is 8 is an real number

Nearly any number you can think of is a Real Number. So 8 is a real number.

Is negative 8 a whole number

Yes, -8 is a whole number

Is 0 an integer

Most people are confused by the number 0, unsure if it's an integer to begin with and unaware of its placement as a number because it technically signifies an empty set. Under the rules of parity, is zero even or odd? As a whole number that can be written without a remainder, 0 classifies as an integer.

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