How to calculate cube root of 3401 by hand rounding to two decimal places? Long division doesn't seem to work! (The answer is 15.04, but I'm not sure how to calculate that!)

What is the equation of the graph below? y=sec(x)-4

How do i do this? i don’t understand

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)