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Question 10 of 32 1 Point The standard form of the equation of a parabola is y=1x2 - 4x +21. What is the vertex form of the equation? O A. y =(x+4)2 +13 O B. y=2(x+4)2 +21 C. y = 2(x-4)2 + 21 D. y = -(x-4)?
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Question 10 of 32

1 Point
The standard form of the equation of a parabola is
y=1x2 - 4x +21. What is the vertex form of the equation?
O A. y =(x+4)2 +13
O B. y=2(x+4)2 +21
C. y = 2(x-4)2 + 21
D. y = -(x-4)? +13
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User Solanyi
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2 Answers

1 vote
The answer is c ) y=2(x-4) 2+21
User Flash
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4 votes

i thinhk is C DONT NOW

User Vlad Dogaru
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4.3k points
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