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2 votes
2 votes
What are the coordinates of the vertex for f(x) = x2 + 4x + 10?

A- (−2, 2)
B- (2, 2)
C- (−2, 6)
D- (2, 6)

User Buck Calabro
by
2.9k points

2 Answers

17 votes
17 votes


\\ \rm\rightarrowtail y=x^2+4x+10

  • Add and subtract 4


\\ \rm\rightarrowtail y=x^2+4x+4+10-4


\\ \rm\rightarrowtail y=x^2+4x+2^2+6


\\ \rm\rightarrowtail y=(x+2)^2+6

Vertex form

  • y=a(x-h)^2+k

Vertex:-

  • (h,k)=(-2,6)
User Mithin
by
2.8k points
21 votes
21 votes

Answer:

I believe the answer is C (-2,6)

User Daud Arfin
by
3.5k points