What is the general expression for the nth term of an arithmetic sequence?

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

On this question. a hypothermia occurs when a person's body temperature drops below 95 degrees fahrenheit. write and solve an inequality that describes how much lower the body temperature of a person with hypothermia will be than the body temperature of a person with a normal temperature of 98.6 degrees fahrenheit

What is the best estimate of the length of a football