kipriankuzmin6063 kipriankuzmin6063

23-05-2022
Mathematics

contestada

Solve the equation by completing the square. 0=4x^2-72x

Respuesta :

suspho9 suspho9

23-05-2022

Answer:

x = 0

or

x = 18

Step-by-step explanation:

−4x^2+72x=0

(−4)⋅x^2+(72)⋅x=0

x⋅[(−4)⋅x+(72)]=0

x=0

OR

(−4)⋅x^2+(72)=0

x=−(72)−4

x=−(4)⋅(18)/(4)⋅(−1)=18

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