Answer:
(-1,-2)
Step-by-step explanation:
Let's bring back to memory vertex formula for parabolas.

Where (h,k) is the vertex.
In 
The vertex is (-1,-2)
Answer:
The think that the answer is question 1 is B and the answer to question 2 is also B.
Step-by-step explanation:
The zero property is anything multiplied zero to equal zero
Answers: A and D
-4.7x0=0
0x3=0
the answer is
d. rational
16r^2+ 2r -4r
16r^2 - 2r
2r ( 8r -1)