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The vertex form of the equation of a parabola is y = (x + 3)2 + 53. What is the standard form of the equation? A. y = x2 + 53x + 42 B. y = x2 + 6x + 62 C. y = x2 + 3x + 53 D. y …

The vertex form of the equation of a parabola is y = (x + 3)2 + 53. What is the standard form of the equation? A. y = x2 + 53x + 42 B. y = x2 + 6x + 62 C. y = x2 + 3x + 53 D. y …
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The vertex form of the equation of a parabola is y = (x + 3)2 + 53. 

What is the standard form of the equation?  
A.

y = x2 + 53x + 42  
B. y = x2 + 6x + 62  
C. y = x2 + 3x + 53  
D. y = 6x2 + 9x+ 62
User Ammar Bandukwala
by
8.2k points

1 Answer

4 votes
We need to expand the bracket and then simplify, therefore:
y=x²+6x+62 so B is your answer
User David Wang
by
8.4k points
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