SOLUTION: Find the last term (or the C) to make the trinomial into a perfect square: x^2-4/5x+ When this is factored, it becomes:

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Find the last term (or the C) to make the trinomial into a perfect square: x^2-4/5x+ When this is factored, it becomes:      Log On


   

Question 1026466: Find the last term (or the C) to make the trinomial into a perfect square:
x^2-4/5x+
When this is factored, it becomes:
Answer by ikleyn(52775) About Me  (Show Source):
You can put this solution on YOUR website!
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Find the last term (or the C) to make the trinomial into a perfect square:
x^2-4/5x+
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 

The last term C must be 4%2F25.

Then the trinomial is  x%5E2+-+%284%2F5%29x+%2B+4%2F25 = %28x+-+%282%2F5%29%29%5E2.