What is the amplitude and wavelength of the wave shown below? WavesAQ3
A. Amplitude: 15 cm; wavelength: 150 cm
B. Amplitude: 30 cm; wavelength: 150 cm
C. Amplitude: 30 cm; wavelength: 200 cm
D. Amplitude: 150 cm; wavelength: 30 cm

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Choose the linear inequality that describes the graph. the gray area represents the shaded region. a: y ≤ –4x – 2 b: y > –4x – 2 c: y ≥ –4x – 2 d: y < 4x – 2