Solve by Factoring x^3+3x^2-4x-12=0

Solve by Factoring x^3+3x^2-4x-12=0
Factor out the greatest common factor from each group.
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Group the first two terms and the last two terms.
Factor out the greatest common factor (GCF) from each group.
Factor the polynomial by factoring out the greatest common factor, .
Rewrite as .
Factor.
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Since both terms are perfect squares, factor using the difference of squares formula, where and .
Remove unnecessary parentheses.
If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .
Set the first factor equal to and solve.
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Set the first factor equal to .
Subtract from both sides of the equation.
Set the next factor equal to and solve.
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Set the next factor equal to .
Subtract from both sides of the equation.
Set the next factor equal to and solve.
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Set the next factor equal to .
Add to both sides of the equation.
The final solution is all the values that make true.
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Name

Name one billion five hundred seventy million three hundred twenty-six thousand four hundred twenty-one

Interesting facts

  • 1570326421 has 8 divisors, whose sum is 1706297600
  • The reverse of 1570326421 is 1246230751
  • Previous prime number is 31

Basic properties

  • Is Prime? no
  • Number parity odd
  • Number length 10
  • Sum of Digits 31
  • Digital Root 4

Name

Name one billion three hundred seventy-eight million five hundred sixty thousand eight hundred eighty-two

Interesting facts

  • 1378560882 has 8 divisors, whose sum is 2757121776
  • The reverse of 1378560882 is 2880658731
  • Previous prime number is 3

Basic properties

  • Is Prime? no
  • Number parity even
  • Number length 10
  • Sum of Digits 48
  • Digital Root 3

Name

Name one billion eight hundred eighty-eight million seven hundred five thousand eight hundred eighty

Interesting facts

  • 1888705880 has 128 divisors, whose sum is 7910501472
  • The reverse of 1888705880 is 0885078881
  • Previous prime number is 53

Basic properties

  • Is Prime? no
  • Number parity even
  • Number length 10
  • Sum of Digits 53
  • Digital Root 8