Which of the following can be formed when a plane intersects a cone? select all that apply

Given the graph below state whether or not the relation is a function, and give the domain and range.

X-intercept=-5 y-intercept=2 the equation of the line is

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)