Use the H-R diagrams in this chapter to estimate by what factor a 1000-solar-luminosity, 3000-K protostar is larger than a main-sequence star of the same luminosity.

Write the inverse of the logarithmic function used to represent the situation in model 1, f(x)=3+2in x . express the answer in radical form.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?