What are the coordinates of the orthocenter of a triangle with verticies at A(4, -2), B(4, 6), and C(-2, 4)? Use graph paper if needed.

(-2, 4)

(2, -4)

(2, 4)

(-2, -4)

Find the complete factored form of the polynomial 40m^3n^2+45m^2n^6

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.