Readers ask: How To Rationalize Square Root?

How do you rationalize roots?

Rationalize the Denominator

  1. Multiply Both Top and Bottom by a Root. Sometimes we can just multiply both top and bottom by a root: Example:
  2. Multiply Both Top and Bottom by the Conjugate. There is another special way to move a square root from the bottom of a fraction to the top we multiply both top and bottom by the conjugate of the denominator.

How do you rationalize a calculator?

The procedure to rationalize the denominator calculator is as follows:

  1. Step 1: Enter the numerator and the denominator value in the input field.
  2. Step 2: Now click the button “ Rationalize Denominator” to get the output.
  3. Step 3: The result will be displayed in the output field.

How do you rationalize a number?

So, in order to rationalize the denominator, we need to get rid of all radicals that are in the denominator.

  1. Step 1: Multiply numerator and denominator by a radical that will get rid of the radical in the denominator.
  2. Step 2: Make sure all radicals are simplified.
  3. Step 3: Simplify the fraction if needed.

How do you simplify Surds?

In general: To simplify a surd, write the number under the root sign as the product of two factors, one of which is the largest perfect square. Note that the factor 16 is the largest perfect square. Recall that the numbers 1, 4, 9, 16, 25, 36, 49, are perfect squares.

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How do you rationalize a denominator with two terms?

To rationalize the denominator, you must multiply both the numerator and the denominator by the conjugate of the denominator. Remember to find the conjugate all you have to do is change the sign between the two terms.

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