### Home > AC > Chapter 10 > Lesson 10.2.1 > Problem 10-53

10-53.

Which of the expressions below are equal to 1? (Note: More than one answer is possible!)

Any fraction where the numerator and denominator are the same is equal to

Rearrange to see if the numerator and denominator are equal.

The fraction is equal to

.

Simplify the expression.

The fraction is equal to

.

Factor the denominator using a generic rectangle and the diamond pattern found in earlier chapters.

Change the expression to a product.

Does this product equal

?