The inverse variation equation shows the relationship between wavelength in meters, x, and frequency, y. y-
3x 108
x
What are the wavelengths for X-rays with frequency 3 x 10187
O 1x 10-10 m
O 3 * 10-10 m
O 3 * 1026 m
O 9 1026 m

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line