Me find the value of x
25 points

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

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)

Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16