The number 84 is decreased to 78. What is the percentage by which the number was decreased, to the nearest tenth of a percent?

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

Use circumcenter theorem to solve for the given values

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe