Question
Asked Oct 23, 2019

How do I rationalize a number?

Rationalize the denominator.
17
2+ 123
17
2+/23
(Simplify your answer. Type an exact answer, using radicals as needed.)
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Rationalize the denominator. 17 2+ 123 17 2+/23 (Simplify your answer. Type an exact answer, using radicals as needed.)

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Step 1

Step 2

Rationalizing is number is done by multiplying by its conjugat...

2 23
17
17
X
223 2+23
2 23
17(2-23)
22-(23
17(2-23)
[(a+b)(a-b)=a-b]
4 23
17(2- 23)
19
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2 23 17 17 X 223 2+23 2 23 17(2-23) 22-(23 17(2-23) [(a+b)(a-b)=a-b] 4 23 17(2- 23) 19

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