What is the length of the vector [5 cos θ, 5 sin θ]? If the vector [5,0] is rotated 36 degrees in the counterclockwise direction, what are the components of the resulting vector?

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

Hi, can anyone show me how to do this problem? 100 points for this. in advance