acape15 acape15

09-11-2020
Mathematics

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4 times a number is 12 less than the square of that number

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hi123dad hi123dad

09-11-2020

Answer:

6

Step-by-step explanation:

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gardnerdanj gardnerdanj

09-11-2020

Answer:

x=-2 or x=6

Step-by-step explanation:

[tex]4x=x^{2} -12\\x^{2} -4x-12=0\\(x-6)(x+2)=0\\x=6\\x=-2\\[/tex]

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