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Is it true or false. The number 0.8 can be written as so it is an irrational number?
False because 0.8 is a rational number which can be expressed as a fraction of 4/5 in its simplest form
Is it true product of a non zero rational number and irrational number is rational number?
It is always FALSE.
True or false the ratio of the circumference to the diameter of all circles is the same?
True; this number is always the irrational number π (pi). ∏ cannot be written as a finite decimal number or as a fraction (since, by definition, irrational numbers cannot be written as fractions). A common approximation is 3.14; slightly more precise is 3.14159. A calculator can produce more digits of pi, such as 3.1415926536. Please note that WikiAnswers is not here to do your homework for you. If this question is from work you have been assigned by a teacher or professor, I suggest you do the work yourself instead, which will help to increase your understanding of the subject matter and help you to become more familiar with it.
In the fraction ½ one is the numerator true or false?
In a fraction, the numerator is the number on top, whereas the denominator is the number on the bottom. For the fraction 1/2, the numerator is "1", while the denominator is "2".
Raising a fraction to higher terms does change the value of the fraction. True or false?
False.
