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Rationalise the denominator Simplify your answer fully
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9 votes
Rationalise the denominator
Simplify your answer fully

Rationalise the denominator Simplify your answer fully-example-1
User Gok Demir
by
6.3k points

1 Answer

14 votes

Answer:

3*sqrt7 - 3*sqrt3

Explanation:

To rationalize, you will want to multiply by the conjugate

After that, the bottom will simplify to 7-3 which is 4 (because (a+b)(a-b) = a^2-b^2)

Simplify.

Rationalise the denominator Simplify your answer fully-example-1
User Stephen Nelson
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6.4k points
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