Which shows the correct substitution of the values a, b, and from the equation -2= -x + x2 - 4 into the quadratic formula?
b
-4c
Quadratic formula: x=-b
x==(-28V212-42 - 4)
- 1*112-4-1)(-4)
26-1)
-
1
2
-4-1-2)
2(-)
x=-(-274-28-4c22)

Renita analyzed two dot plots showing the snowfall during the winter months for city a and for city b. she found that the median snowfall is 5 inches less in city a than in city b. the mean snowfall is about 2 inches less in city a than in city b. which explains why there is a difference in the measures of center for the sets of data?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)