The inverse variation equation shows the relationship between wavelength in meters, x, and frequency, y.

y = StartFraction 3 x 10 Superscript 8 Baseline Over x EndFraction

What is the wavelength for radio waves with frequency 3 × 109?

1 × 10–1 m

3 × 10–1 m

3 × 1017 m

9 × 1017 m

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin