Answer:
10%
Step-by-step explanation:
i think
Vertex form is basically commplete the square
y=a(x-h)^2+k
y=x^2+14x+4
take 1/2 of 14 and square it, (7^2=49)
add that and its negative to right side
y=x^2+14x+49-49+4
factor perfect squaer
y=(x+7)^2-49+4
y=(x+7)^2-45
answer is A
Answer:
true
Step-by-step explanation:
because it would be
A - The trip was 2 hours and 15 minutes which is also 135 minutes.
B - if the delays occurred the actual arrival time would be 11:15
Hope this helps !
