### Home > A2C > Chapter 13 > Lesson 13.1.3 > Problem13-59

13-59.
1. Rewrite each sum below as a single expression. Homework Help ✎

Recall the steps for adding fractions.

The common denominator is (x + 1)(x − 1).

The common denominator is 2x2.

Review the other hints.

$\text{\frac{sin^2\theta+cos\theta}{sin\theta cos\theta}}$