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

60°

150°

210°

330°

What is 10 times as much as 0.1

South korea's leadership arrested and killed thousands of

What is 12 x 15 (405 x 10)

Brenda gave the cashier $50 to pay for 2 tee shirts. The cashier gave her back $24.02 back in change. Each shirt cast the same amount. How much did each tee shirt cost?

A rope is 15 feet long. How many 3/5 foot pieces can you make?

Suppose that Algeria has a workforce of 9,416,534, each of whom earns an average annual salary of (equivalent US dollars) $6,844.

A smaller number is 3 less than half a larger number. The larger number is 10 times 1 less than the smaller number. Let x represent the smaller number, and let y represent the larger number. Which equations can be used to model the situation?

You have 5 pieces of wood. What is the total length of the wood? 73cm, 1.6m, 2.87m, 325cm and 4.04m

10. The length of the hypotenuse of a 30°-60°-90° triangle is 16. What is the perimeter? 64+8 square root 3 24+8 square root 3 16+64 square root 3 8+24 square root 3

The regression equation you found for the water lilies is y = 3.915 (1.106) x. In terms of the water lily population change, the value 3.915 represents: The value 1.106 represents: