SOLUTION: how do I Factor x4 + 5x3 � 84x2

Question 215250: how do I Factor x4 + 5x3 � 84x2
Answer by drj(1380) (Show Source): You can put this solution on YOUR website!
How do I factor

Step 1. Look for common factors in each term. In this case it is :

Step 2. For the trinomial expression, need to find two integers m and n such that m+n=5 and m*n=-84.

Step 3. After trying several numbers, the integers are m=12 and n=-7.

Step 4. ANSWER.

I hope the above steps were helpful.

For free Step-By-Step Videos on Introduction to Algebra, please visit http://www.FreedomUniversity.TV/courses/IntroAlgebra or for Trigonometry visit http://www.FreedomUniversity.TV/courses/Trigonometry.

And good luck in your studies!

Respectfully,
Dr J

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