Answer:
360 - 230 = 130°
Step-by-step explanation:
Answer:
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)
Answer:
D
Step-by-step explanation:
When f(x) is equal to 0, x=4.
1.69 is 1.3 to the second power