This means that the answer to "the square root of 52?" It is a rational number; not an irrational number. √81 = 9. Rational numbers refer to the numbers that can be written as a simple fraction. Best Answer. in your final answer, include all of your work. 9 is a rational number because it can be written as 9⁄1. geno3141 Oct 7, 2014 #2 +111868 +8 . will have an infinite number of decimals. describe the simplified form of the expression as rational or irrational. Identify square root of 2 as either rational or irrational, and approximate to the tenths place. 1. Since 52 is not a perfect square, it is an irrational number. irrational. Rational and Irrational Numbers. The square root of 1582 is a rational number if 1582 is a perfect square. ... Is the square root of 98 a rational or irrational number? 1/root (121) can be 1/11 OR - 1/11 since 121 has TWO square roots. will have an infinite number of decimals. The radical answer (yes this is irrational, but we are not done yet.) √121 √48 - … - 23097961 Is the square root of 52 rational or irrational? Since 1582 is not a perfect square, it is an irrational number. Is the square root of 1582 rational or irrational? Regarding root (384), we can simplify 384 into 4 X 96 (not 94). ★★★ Correct answer to the question: Simplify each square root expression. This means that the answer to "the square root of 1582?" The square root of 52 is a rational number if 52 is a perfect square. The Square root of -121 is imaginary. The numbers 1, 2 and 5 are rational because their square roots can be written as a simple fraction. Square root of 121 = 11. square root of 1.21 = 1.1. √121 = 11. 2. It is an irrational number There is a simple proof for the irrationality of [math]\sqrt 3[/math]. Yes, [math]\sqrt{12}=2\sqrt 3[/math] is irrational. It has value of i11.It is not rational, irrational, nor real. It is an irrational number if it is not a perfect square. 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