Identify the vertex, axis of symmetry, direction of opening, min/max value, y-intercept, and x-intercepts of this equation:
y = -x² - 3x

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

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)