hoopitupsoto5 hoopitupsoto5

17-04-2020
Mathematics

contestada

Consider the function f(x) = 10x2 + 20. – 11
What is the vertex of the function

Respuesta :

ghanami ghanami

20-04-2020

Answer:

Step-by-step explanation:

hello :

f(x) = 10x²+20x-11 Completing The Square

f(x) = 10(x²+2x)-11 = 10((x²+2x+1)-1)-11

f(x) =10((x+1)²-1)-11

f(x)= 10(x+1)²-21...vertex form when the vertex is : (-1 ; -21)

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