is 81 squared a rational number
English Meaning & Definitions
A mathematical inquiry asking whether the product of 81 multiplied by itself (6,561) belongs to the set of numbers that can be expressed as a fraction of two integers.
- “The student asked, 'Is 81 squared a rational number?' to confirm their understanding of integer properties.”
- “When analyzing the expression, one must determine if 81 squared a rational number by checking if it can be represented as a ratio of integers.”
English Synonyms & Near Equivalents
English Antonyms & Opposites
Comprehensive Thesaurus Breakdown
Compare formal, informal, literary synonyms and register nuances for “is 81 squared a rational number”.
This phrase is a compound interrogative construction derived from the English 'is' (Old English 'is'), the numeral '81' (Old English 'eahtatig an'), the mathematical term 'squared' (from Latin 'quadrare', to make square), and the philosophical/mathematical term 'rational number' (from Latin 'rationalis', relating to ratio). It represents a specific inquiry into the properties of integers within the field of number theory.
Remember that 'rational' comes from 'ratio'; since 81 squared is an integer (6561), it can be written as 6561/1, making it a ratio.
Frequently Asked Questions About “is 81 squared a rational number”
1. What is the meaning of “is 81 squared a rational number” in English?
In English, is 81 squared a rational number (idiom) is defined as: “A mathematical inquiry asking whether the product of 81 multiplied by itself (6,561) belongs to the set of numbers that can be expressed as a fraction of two integers.”.
2. How do you use “is 81 squared a rational number” in a sentence?
“The student asked, 'Is 81 squared a rational number?' to confirm their understanding of integer properties.”
3. What are English synonyms of “is 81 squared a rational number”?
4. What is the etymology and word origin of “is 81 squared a rational number”?
This phrase is a compound interrogative construction derived from the English 'is' (Old English 'is'), the numeral '81' (Old English 'eahtatig an'), the mathematical term 'squared' (from Latin 'quadrare', to make square), and the philosophical/mathematical term 'rational number' (from Latin 'rationalis', relating to ratio). It represents a specific inquiry into the properties of integers within the field of number theory.
🇬🇧More English Words to English
View all English words →The base unit of time in the International System of Units (SI), equal to the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom.
A specific duration of time equal to one hour and forty-six minutes and twelve seconds.
The cardinal number equal to one thousand million (1,000,000,000), expressed in scientific notation as 10^9.
A specific duration of time equivalent to one hour and forty-six minutes.