Question: Can A Square Root Be A Rational Number?

What type of number is 25?

25 is the sum of the single-digit odd natural numbers 1, 3, 5, 7 and 9, the first five odd natural numbers.

25 is a centered octagonal number, a centered square number, and an automorphic number..

Is 2/3 an irrational number?

For example 3=3/1, −17, and 2/3 are rational numbers. … Most real numbers (points on the number-line) are irrational (not rational). The rational numbers are those which have repeating decimal expansions (for example 1/11=0.09090909…, and 1=1.000000…

What are the two square roots of 16?

In mathematics, a square root of a number x is a number y such that y2 = x; in other words, a number y whose square (the result of multiplying the number by itself, or y ⋅ y) is x. For example, 4 and −4 are square roots of 16, because 42 = (−4)2 = 16.

Is 25 a irrational number?

25, is exact. above. , or π, or any irrational number. We know an irrational number only as a rational approximation.

Is the square root of 3 a rational number?

It is denoted by √3. The square root of 3 is an irrational number. It is also known as Theodorus’ constant, named after Theodorus of Cyrene, who proved its irrationality.

Is the square root of 500 a rational number?

The square root of 500 is a rational number if 500 is a perfect square. It is an irrational number if it is not a perfect square. Since 500 is not a perfect square, it is an irrational number.

Is 0 a rational number?

Zero Is a Rational Number As such, if the numerator is zero (0), and the denominator is any non-zero integer, the resulting quotient is itself zero.

Is 15 square root a rational number?

Answer and Explanation: The square root of 15 is not a rational number.

Is 25 square root a rational number?

The square root of 25 is a rational number. Additionally, 25 is a perfect square. This means that you can multiply an integer by itself and obtain 25:…

Is 3 a real number?

The real numbers include natural numbers or counting numbers, whole numbers, integers, rational numbers (fractions and repeating or terminating decimals), and irrational numbers. The set of real numbers is all the numbers that have a location on the number line. Integers …, −3, −2, −1, 0, 1, 2, 3, …

Is square root of 16 a rational number?

Answer and Explanation: The square root of 16 is a rational number. The square root of 16 is 4, an integer.

Is 9 square root a rational number?

When the square root of a number is a whole number, this number is called a perfect square. 9 is a perfect square because \begin{align*}\sqrt{9}=3\end{align*}. … Many square roots are irrational numbers, meaning there is no rational number equivalent.

Is the square root of 64 a rational number?

Is square root of 64 a rational number? The square root of 64 is 8. 8 is a rational number.

Is the negative square root of 16 an irrational number?

Answer and Explanation: No, the square root of negative 16 is not a rational number.