Which of the following is a solution to 4cos^2x-1=0?

60°

150°

210°

330°

How would you model 5 x 2/3?

You coordinate volunteers for litter cleanup in local parks. Your spreadsheet lists drivers and the number of seat belts in each driver's car. The spreadsheet calculates the number of drivers (D) and the total number of seat belts (S).

What is the simplest form of 50/8?

Add (3x4 - 2x3 + 1) + (12x4 + x2 - 11).

Kissing needs to paint the top and side of rectangular prism prism has a length of 25 mm in with a 15 mm in height of 9 mm how much paint does she need to come the top and sides

Equivalent expi Which expressions are equivalent to 4 (4a + 5) ? Choose 3 answers:

Sam bought brushes for $8, a palette for $5, and oil paints for $15. He paid $29.82 in all. What sale-tax rate did Sam pay?

3y-4x=20 a linear function

Graph x^2 + 8x+4y+8=0

A teacher has five books to distribute to some of 20 kids in her class. a. how many ways are there for her to distribute the books if they are all the same and no kid gets more than one