SOLUTION: For the function f(x) = 12x^3 - 28x^2 + 7x + 12 ; List all possible rational zeros, find all zeros, and list all factors.

SOLUTION: For the function f(x) = 12x^3 - 28x^2 + 7x + 12 ; List all possible rational zeros, find all zeros, and list all factors.

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Question 472569: For the function
f(x) = 12x^3 - 28x^2 + 7x + 12 ;
List all possible rational zeros, find all zeros, and list all factors.
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

....replace with and with

......group

........replace with

.....group

now when we have factored it we can set each factor of this product to zero and find solutions:

if ...->......->..
if ...->......->..
if ...->......->..

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