Consider the following sets

U = {all real numbers points on a number line}
A = { solutions to the inequality 3x +4 greater than equal to 13}
B = { solutions to the inequality 1/2x +3 less than equal to 4}

For which values of x is A U B = ø?

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry

98 ! and brainliest plz ! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Compare and contrast the bohr model and the electron cloud models of the atom.