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3 votes
What is equivalent to 9 3/4?

The answer is supposedly is 3 square root 3, but how is that the answer? can someone tell me the steps?

User Gavrie
by
4.1k points

1 Answer

4 votes

Explanation:

We need to say that
9^(3/4) is equivalent to what.

We know that, (3)² = 9

So,


9^(3/4)=((3)^2)^(3/4)\\\\=3^(3/2)

We can write
3^(3/2) =3* 3^(1/2)

And
3^(1/2)=√(3)

So,


3* 3^(1/2)=3√(3)

So,
9^(3/4) is equivalent to
3√(3).

Hence, this is the required solution.

User Herman Toothrot
by
5.2k points