If ax*x + bx + c = 0, then what is x?

In the surface area formula for cylinders which expressionrepresents the lateral area

Chandler was a caretaker at the state zoo. he noticed that the number of animals adopted by the zoo increased at a constant rate every year since 2010. which of the following graphs shows the slowest rate at which the animals in the zoo were adopted?

What is the solution set of the quadratic inequality x^2-5< or equal to 0