A perfect square is an integer which is the square of another integer n , that is, n2 . (Since a negative times a negative is positive, a perfect square is always positive. Can a perfect square be a negative integer? A negative number cannot be a perfect square, andRead More →
The integers are the set of whole numbers and their opposites. Fractions and decimals are not included in the set of integers. For example, 2,5,0,−12,244,−15 and 8 are all integers. The numbers such as 8.5,23 and 413 are not integers. Why rational numbers are not integers? Every integer is aRead More →
Integers are whole numbers. … Zero, known as a neutral integer because it is neither negative nor positive, is a whole number and, thus, zero is an integer. Is 0 a real number? Real numbers are, in fact, pretty much any number that you can think of. … Real numbersRead More →
An integer is an even integer, if it is divisible by 2 i.e. it is a multiple of 2. So, the integers 2,4,6,… and −2,−4,−6,…. are even integers. How can you tell if an integer is even? If a number is evenly divisible by 2 with no remainder, then itRead More →