Hello :
f(x) = <span>a(x-k)²+k....... the point vertex is (h , k )
in this exercice : h = -3 and k = -1 s0 f(x) = a(x+3)²-1
find : a
but f(0)=8
a(0+3)² -1 = 8
9a-1=8
9a =9
a=1
f(x) =(x+3)²-1 =x²+6x+9-1
f(x) = x²+6x+8 .... (</span><span>the quadratic function in standard form )</span>
Answer: r = 1
Step-by-step explanation:
The slope of a line can be represented as 
. Plugging in the following values would provide you with:
Hope it helps :) and let me know if you want me to elaborate on anything.
Answer: 00008.5
Step-by-step explanation:
Hello,
You need to evaluate the equation, so:
3xˆ2+14x+8 --> 17xˆ2+8. Hop this helps!
~Brainliest
Answer:
Im not good at math
Step-by-step explanation:
