Answer:
x-intercept = 3, 0
y-intercept = 0, -4
Step-by-step explanation:
16
We have to use the formule to calculate the vertex which is: V(-b/2a;4ac-b^2/4a)
A) y=x+7 where a=1 b=0 and c=7
By replacing we have: V(0;28/4) V(0;7)
B) y=-x where a=-1 b and c=0 so V(0,0)
37.5
Step-by-step explanation
your answer is 37.5
B. 18
