Find the equation of the parabola that has... stretched by factor of 3

What is the factored form of x2 − 4x − 5? (x + 5)(x − 1) (x + 5)(x + 1) (x − 5)(x − 1) (x − 5)(x + 1)

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.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base