What’s the value of cos(150)

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?