Mrs. Feinstein recorded the weight, in pounds, of each of her 8 great-grandchildren. Her data are shown.
1 answer:
You might be interested in
Answer:
Up
Step-by-step explanation:
Y= 1x^2 + 3x + 9
Y= Ax^2 + Bx + C
To determine which way a parabola opens just look at the coefficient (the number) of the x^2 - Always use the coefficient that is beside the x^2
So, if the coefficient A is positive the parabola is opening upward
if the coefficient A is negative the parabola is opening downward
Answer:
Step-by-step explanation:
We are given the function:
And we want to find F(<em>b</em> + 3).
We can substitute:
Expand:
Rearrange:
Combine like terms. Hence:
In conclusion: