### Home > CCA2 > Chapter 12 > Lesson 12.2.3 > Problem 12-134

12-134.

Express *x* and cos *x* and then simplify. Homework Help ✎

How can you change tan(*x*) and cot(*x*) to sin(*x*) and cos(*x*)?

What ratios using those trig functions do they equal?

Simplify create common denominators in the denominators of the larger fractions.

Simplify each fraction using a Giant One.

Notice you have created a common denominator.

Combine the two fractions.

The numerator is a difference of two squares.

Keep simplifying.