Which expression is not equivalent to cos 150°

A) sin 240 degrees

B) cos 210 degrees

C) cos 60 degrees

D) - sin 60 degrees

The function f (t) = 4t2 - 8t + 8 shows the height from the ground f (t), in meters, of a roller coaster car at different times t. Write f (t) in the vertex form a (x - h) 2 + k, where a, h, and k are integers, and interpret the vertex of f (t).

Find 5/6 of 12 show how you got the answer

How do you simplify - 3+2i/1+6i

First ten nonzero multiples of 4,5,6,7,10

Sam bought 7 new baseball trading cards to add to his collection. The next day his dog ate half of his collection. There are now only 26 cards left. How many cards did sam start with?

Judith delivered 32 containers of filtered water to a local village. Each container held 43 gallons. The village people poured all the water into 16 new containers. How many gallons of water did each new container hold?

B. Henry lives 95 km from work. How many kilometres does he drive to and from work each week? c. Henry uses 9 litres of fuel for each trip. (18 litres per day) How many litres of fuel does he use each week? d.

How many milligrams is required for a patient weighing 204 pounds

A high school has a total of 850 students. there are 60 more females students than male students. a. write a system of linear equations that represents this situation. b. how many students are female? male?

There are 6 chocolate, 4 strawberry. and 5 vanilla ice. what is the probability that an ice cream chosen at random is a chocolate flavor