Undefined: You cannot divide by zero
0.4
Can be irrational or rational.1 [rational] * sqrt(2) [irrational] = sqrt(2) [irrational]0 [rational] * sqrt(2) [irrational] = 0 [rational]
7.5
0.6667
0.6667
No, it depends on divided WHAT!
0.4
Can be irrational or rational.1 [rational] * sqrt(2) [irrational] = sqrt(2) [irrational]0 [rational] * sqrt(2) [irrational] = 0 [rational]
7.5
No. sqrt(2)/pi is not rational.
-1 divided by 2 is a rational number because it can be expressed as a fraction in the form of -1/2
0.6667
4.8
0.4
0.6667
No. 2 is a rational number. Rational numbers are number that can be expressed as a division of two integers, with the denominator not being zero. 2 can be expressed as 2 divided by 1, so it is rational.
Rational number can be divided into more that the number 2. Irrational number are numbers that can only be divided evenly with the number 2.