Ask Question
3 May, 15:32

The vertex form of the equation of a parabola is y = 2 (x + 3) 2 - 5.

What is the standard form of the equation?

A. x = 2y2 + 5y + 9

B. y = 2x2 + 5x + 9

C. y = 4x2 + 4x + 4

D. y = 2x2 + 12x + 13

+4
Answers (1)
  1. 3 May, 16:13
    0
    Y = 2 (x+3) ² - 5

    (x+3) ² = x (x+3) + 3 (x+3) ⇒ x² + 3x + 3x + 9 = x² + 6x + 9

    y = 2 (x² + 6x + 9) - 5

    y = 2x² + 12x + 18 - 5

    y = 2x² + 12x + 13 This is the standard form of the equation. Choice D.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “The vertex form of the equation of a parabola is y = 2 (x + 3) 2 - 5. What is the standard form of the equation? A. x = 2y2 + 5y + 9 B. y = ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers