Equation of a parabola with vertex at (2, -1) is
y = a(x - 2)^2 - 1
Using the given point: -3 = a(4 - 2)^2 - 1
-2 = a(2)^2
4a = -2
a = -1/2
Therefore, required equation is
y = -1/2(x - 2)^2 - 1
y = -1/2(x^2 - 4x + 4) - 1
y = -1/2x^2 + 2x - 2 - 1
y = -1/2x^2 + 2x - 3
Answer:
i dont get the question
Step-by-step explanation:
Answer:
11x
Step-by-step explanation:
u just add them regularly
Look at the sides of the triangles. find the sides that are corresponding, or matching.
Answer:
A
Step-by-step explanation:
Hello, please consider the following.
So the correct answer is the first one A.
Hope this helps.
Do not hesitate if you need further explanation.
Thank you
