Exploring Quadratic Graphs** Math Help Please! i need help with 2 Question plz?

For questions 2–4, refer to your graph of y = -1/2 –x^2 – 1.

2. Identify the vertex. (1 point)
(–1/2, 0)
(0, –1/2)
(–1, 0)
(0, –1)

3. Is the vertex a maximum or a minimum? (1 point)
maximum
minimum

...Thank you
 
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