how to factor -4x^2-4x+15? it becomes a fraction when i divide by -4??
-4x^2-4x+15
= -(4x^2 + 4x - 15)
= -(2x - 3)(2x + 5)
What method did you learn to solve a quadratic trinomial ?
= -(4x^2 + 4x - 15)
= -(2x - 3)(2x + 5)
What method did you learn to solve a quadratic trinomial ?