browna45 browna45

03-04-2020
Mathematics

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Find the equation of the axis of symmetry of the following parabola algebraically:
y=-5x²+20x

Respuesta :

ghanami ghanami

03-04-2020

Answer:

x= 2

Step-by-step explanation:

hello :

y= -5x²+20x a= -5 b= 20

the axis symmetry is the line when an equation is : x = -b/2a

x= -(20)/2(-5)

x= 2

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