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14-03-2020
Mathematics

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factor by grouping...

factor by grouping class=

Respuesta :

reshika reshika

14-03-2020

Answer:

x^3+9x^2-6x-54=0

Step-by-step explanation:

or, x^2(x+9)-6(x+9)=0

or,(x+9)(x^2-6)=0

Either

x+9=0

x=-9

Or

x^2-6=0

x^2=6

x=-9,x^2 =6

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