Put each fractional expression into standard form by rationalizing the denominator. Gives the fraction frac{9}{4th root}(2). Should I be multiplying the fraction by the starting denminator, or should I change the exponents?

Nannie Mack

Nannie Mack

Answered question

2021-01-23

Put each fractional expression into standard form by rationalizing the denominator. Gives the fraction 94th root(2). Should I be multiplying the fraction by the starting denminator, or should I change the exponents?

Answer & Explanation

Brittany Patton

Brittany Patton

Skilled2021-01-24Added 100 answers

To get rid of 4th root you need three more 2s.
So we have to multiply numerator and denominator by 2×2×2
Answer: (9)(4throot)(8)2
924
=9×2×2×2424×2×2×24
=9×2×2×2424×2×2×2
9×84244
9842
Answer: 9842

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