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Factoring multivariable polynomials

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We think you wrote:

3a^2+4ab-15b^2

This solution deals with factoring multivariable polynomials.

Solution found

(3a-5b)*(a+3b)
(3a-5b)*(a+3b)

Step by Step Solution

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Step  1  :

Equation at the end of step  1  :

  ((3 • (a2)) +  4ab) -  (3•5b2)

Step  2  :

Equation at the end of step  2  :

  (3a2 +  4ab) -  (3•5b2)

Step  3  :

Trying to factor a multi variable polynomial :

 3.1    Factoring    3a2 + 4ab - 15b2 

Try to factor this multi-variable trinomial using trial and error 

 
Found a factorization  :  (3a - 5b)•(a + 3b)

Final result :

  (3a - 5b) • (a + 3b)

Why learn this

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