woernertaylor woernertaylor

20-03-2017
Mathematics

contestada

find the vertex for the equation : y=3x²+18x+30
a.) (-3,3)
b.) (-3,-51)
c.) (3,111)

Respuesta :

20-03-2017

dy/dx=6x+18, dy/dx=0 when x=-3

y(-3)=27-54+30=3

(-3, 3)

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