Shoron maintains her one library's at home she equally distribute her books on a shelves if there are 27 books on a shelf how many books does she have

Answer this 30 points and brainliest!

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?

Create a quadratic equation that has complex solutions