Define real number: Understand the definition of a real number.A real number is any number that can be found on the number line, including both rational and irrational numbers. Rational numbers are those that can be expressed as the quotient or fractionqp of two integers, where q=0.
Check 45 definition: Determine if 45 fits the definition of a real number.45 is a fraction where the numerator is 5 and the denominator is 4. Both 5 and 4 are integers, and the denominator 4 is not zero.
Confirm 45 is real: Conclude if 45 is a real number based on its properties.Since 45 is a fraction of two integers with a non-zero denominator, it is a rational number. All rational numbers are real numbers.
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