williamthrashersyi williamthrashersyi

13-01-2021
Mathematics

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Write y = x2 – 18x + 52 in vertex form.
a
y = (x – 9)2 + 113
b
y = (x – 9)2 – 29
c
y = (x + 9)2 – 29
d
y = (x – 9)2 + 52

Respuesta :

pancake1127 pancake1127

13-01-2021

Answer:

b is the correct answer

y=a(x+n)^2+k

vertex: -b/2a 18/2=9

y=1(x-9)^2

k=9^2-18(9)+52= 81-162+52=-29

y=(x-9)^2-29

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