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What is a non-negative rational number?
A rational number is any number that is not irrational - that is, it can be designated with numbers (2, -5, 0, 1/3, 0.14, etc.) A non-negative rational number number is exactly what it sounds like. It's any rational number that is not negative.
Can you multiply an irrational number by a rational number and the answer is rational?
The product of an irrational number and a rational number, both nonzero, is always irrational
Can you add an irrational number and a rational number?
Let `a` be a rational number and `b` be an irrational number,assume that the sum is rational. 1.a +b =c Where a and c are rational and b is irrational. 2.b=c-a Subtracting the same number a from each side. 3.b is irrational c-a is a rational number we arrived at a contradiction. So the sum is an irrational number.
Is negative 1 rational?
Negative 1 is a rational number. It is an integer (though not a counting number) and all integers are rational.
Is one half a rational or irrational number?
As a number which can be expressed as a fraction, 1/2 is a rational number.
