mcmahamkimori mcmahamkimori

07-05-2020
Mathematics

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Using number 5 and the axis of symmetry, find the vertex. y=3x^2-12x+5

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mysticchacha mysticchacha

07-05-2020

Answer:

vertex : (2, -7)

Step-by-step explanation:

find the vertex. y=3x^2-12x+5

line of symmetry: x = -b/2a

x = -(-12)/(2*3) = 2

y = 3*2^2 - 12*2 + 5 = 12 - 24 + 5 = -12 + 5 = -7

vertex: (2, -7)

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