312 I think, hop[e this helps
Answer:
v = 3 , 3/5
Step-by-step explanation:

Find the factors of -3:
1,-3 and 3,-1
which ever adds up to 1 multiplied by 2
the answer is (2x+3)(x-1)
hope this helps
Step-by-step explanation:
He has done one half = ½
Finding ½ of 14
½ × 14
7
Hence, Hong has memorized 7 words
C. (1,-4)
Vertex is the point where the parabola begins. The vertex is one unit to the right on the x axis and 4 units down on the y axis which gives you the coordinate (1,-4)