no
18 and all the multiples of 18.
It is 18 or 20
To the nearest integer, 18
The multiples of 18 are the products of 18 and any integer. They include numbers like 18, 36, 54, 72, 90, 108, and so on. In general, the nth multiple of 18 can be expressed as 18n, where n is a positive integer.
No, 18 is not a square number because a square number is an integer that can be expressed as the product of an integer multiplied by itself. The square numbers closest to 18 are 16 (4 × 4) and 25 (5 × 5), and 18 does not fall between these two perfect squares. Additionally, there is no integer whose square equals 18.
18
18 and all the multiples of 18.
To the nearest integer, 18
20
9
It is 18 or 20
16 or 18
108
No, 18 is not a square number because a square number is an integer that can be expressed as the product of an integer multiplied by itself. The square numbers closest to 18 are 16 (4 × 4) and 25 (5 × 5), and 18 does not fall between these two perfect squares. Additionally, there is no integer whose square equals 18.
No, 18 is both an integer and a whole number. Integers include positive and negative whole numbers, as well as zero, while whole numbers are non-negative integers. Since 18 is a non-negative integer, it fits into both categories.
9
The positive integer factors of 18 are: 1 2 3 6 9 18 The positive integer factors of 7 are: 1 7 Since 7 is a prime number, the only positive integer common factors of the two numbers is the number 1.