1/9
Here's the proper explanation:
Since the vertex is (2,-1), the original equation will look like this: y=a*(x-2)^2-1
When the substitution happens we get to this:
0=a*(5-2)^2-1 then 1=a*(5-2)^2 -> 1=a*9
So, a=1/9! Written in another form:
1/9x^2-4/9x+4/9-1
Hope could help :)
Answer:
do you need to simplify or solve for x?
Step-by-step explanation:
That is 0.1 because 7 rounds up.
Answer:
80.45 miles
Step-by-step explanation:
Divide and multiply
Answer:
B. 28.1
Step-by-step explanation:
By the property of intersecting secant and tangent out side of the circle.