is 3 square root of 9 a rational number The square root of a number can be a rational or irrational number depending on the condition and the number If the square root is a perfect square then it would be a rational number
Is It Irrational Here we look at whether a square root is irrational or not Rational Numbers A Rational Number can be written as a Ratio or fraction Example 1 5 is rational because it Some square roots are rational whereas others are not You can work out if a square root is rational or not by finding out if the number you are square rooting can be expressed in terms of only even exponents e g 4 2
is 3 square root of 9 a rational number
is 3 square root of 9 a rational number
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Rational Numbers
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If Root 5 Root 3 2 Root5 3root3 a b Root15 Find The Value Of A
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Say sqrt 3 is rational Then sqrt 3 can be represented as frac a b where a and b have no common factors So 3 frac a 2 b 2 and 3b 2 a 2 The square root of 9 is 3 or 3 This is because the square of 3 is 9 and also the square of 3 is also 9 Learn how to find the square root of 9 by long division method and prime factorization methods
Square Roots The square root of any number that is not a perfect square is irrational For instance 2 3 5 etc are all irrational numbers To confirm you can calculate these Enter the radical expression below for which you want to calculate the square root The square root calculator finds the square root of the given radical expression If a given number is a
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1 5 is a rational number because 1 5 3 2 3 and 2 are both integers that you could not write the square root of 2 as a fraction and so it was irrational But followers of Pythagoras could Free Rational Irrational Natural Integer Property Calculator This calculator takes a number decimal or square root and checks to see if it has any of the following properties Integer Numbers Natural Numbers Rational Numbers
The actual value of square root of 9 is 3 9 3 If we square 3 or 3 the resulting value will be equal to 9 3 2 9 3 2 9 Note Since the square root of 9 results in a whole Approximating Square Roots When the square root of a number is a whole number this number is called a perfect square 9 is a perfect square because 9 3 Not all
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is 3 square root of 9 a rational number - Square Roots The square root of any number that is not a perfect square is irrational For instance 2 3 5 etc are all irrational numbers To confirm you can calculate these