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22-10-2016
Mathematics

contestada

the product of two consecutive integers is 56.find the the integers.

Respuesta :

22-10-2016

Let, the integers = x,(x+1)

x*(x+1) = 56

x²+x = 56

x²+x-56 = 0

x²+8x-7x-56=0

x(x+8)-7(x+8)=0

x+8= 0 OR x-7=0

x = -8 OR x = 7

it would be -8 & -7 or 7 & 8

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