weasley2024 weasley2024 11-02-2021 Mathematics contestada y = -3(x + 5)^2 - 4Convert the equation from vertex form to standard form.A. y = 9x^2 - 15x + 21B. y = 3x^2 - 30x - 79C. y = 3x^2 - 75x - 4D. y = 9x^2 + 90x + 221