Please help
What is the slope of the line?

m =

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

Bring the fraction a/a-4 to a denominator of 16-a^2

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319