What is 3/4x-2/3x is less than or equal to 5/6 what are the steps

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

What is the difference between the equations of a vertical and a horizontal line?

On average a herd of elephants travels 10 miles in 12 hours you can use that information to answer different questions drag each expression to show which is answers