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Determine the vertex of the following parabola: y = (x - 3)(x + 7)
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2 votes
Determine the vertex of the following parabola:
y = (x - 3)(x + 7)

User Dmitry Mina
by
7.9k points

2 Answers

1 vote

Answer:

y=x^2+4x-21

Explanation:

you just foil them(or box method)

User Gajos
by
7.5k points
4 votes

Answer:

(-2,-25)

Explanation:

User Wrager
by
8.4k points
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