X^2-4x+4=-12y+24
(x^2-4x-20)/-12=y
quadratic => vertex is (-b/2a,f (-b/2a))
Note it is a minimum since coefficient a is positive
Answer: c (17)
Step-by-step explanation:
you move 7 times first than another 7 and then 3. 7 + 7 + 3 = 17
Answer:
(d)
Step-by-step explanation:
Given
Required
The intercepts
The x intercepts are where the graph crosses x axis.
From the attached plot, they are:
and 
These represent the start and end of the ball that is launched.
Hence, (d) is true
i think its 2.5 because 15/6= 2.5 so 2.5t=h and the equation is kt=h so 2.5 makes the most sense.
I hope this helps
D the best answer My teacher help me into the equation
