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What are the roots of the following polynomial equation?...

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What are the roots of the following polynomial equation? (x-4)(x+7)(x-10)(x+12)=0

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1. Set all of the equations equal to 0: 

(x-4)= 0 --->  x = 4 

(x+7) = 0  ----->  x = -7 

(x-10) = 0 -----> x = 10 

(x+12) = 0 ----> x = -12 

This means that the roots are 4, -7, 10, -12

 

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