Find the solution set of this inequality. enter your answer in interval notation using grouping symbols

The solstices and equinoxes, and the number of hours of daylight associated with each, are major factors in the seasons. use the drop-down menus to identify the month when each of these events occurs. the winter solstice in the northern hemisphere: an equinox in both hemispheres: the summer solstice in the northern hemisphere:

5. what is a red giant? can our sun become a red giant? why or why not?

Where the main factor that enabled the growth of cities and civilizations was the existence of