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30-03-2017
Mathematics

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If seven times a number is added to the squares of the number and the result is negative twelve, what are the numbers?

Respuesta :

30-03-2017

Let's name the number 'n'. Now write an equation. 7*n +n^2 =12Now you can form a quadratic. n^2 +7n-12=0. Now you can use a myriad of methods to solve it. If you still need help, just message me.

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