Cho tập A = { 1, 2, 3, 4, 5, 6, 7, 8, 9}. Sử dụng phương pháp sinh hoán vị theo thứ tự từ điển, tìm 4 hoán vị liền kề tiếp theo của hoán vị 458796321.

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Is there an x intercept in the equation 60*1.15^x

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.