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Earn +20 ptsQ: Why do you need to rationalize the denominator?
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You can only use conjugates to rationalize the denominator when the denominator contains one radical term?
No, you can also use conjugates with more than one radical term. For example, if the denominator is root(2) + root(3), you can use the conjugate root(2) - root(3) to rationalize the denominator.
What is the rationalizes denominator of 42 divided by the square root of 7?
6
Rationalize 5 over square root of 6?
The idea is to get rid of the square root in the denominator. For this purpose, you must multiply numerator and denominator by the square root of 6 in this case.
How do you rationalize the denominator in this expression 3 divided by the square root of 2?
1.5
How do you rationalize radical 7?
If you are referring to 1/sqrt7 then you multiply the numerator and denominator by sqrt7 over sqrt7. 1 = (1)sqrt7 = sqrt7 sqrt7 (sqrt7)sqrt(7) 7
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