Posted by firstname.lastname@example.org (18.104.22.168) on July 11, 2003 at 11:23:57:
In Reply to: factoring a trinomial posted by on March 02, 2003 at 12:16:10:
In order for the incomplete trinomial
16x^2 + 25y^2 + ?
to be a trinomial square, the missing term must be
Which of the following trinomials is a perfect square?
1. 36t^2 + 9s^2 - 9st
2. 36t^2 + 9s^2 - 18st
3. 36t^2 + 9s^2 + 18st
4. 36t^2 + 9s^2 - 36st
I am 69 years old retired individual that is trying to kill time by learning things that I had no oportunity to learn. Please not only give the answers but also explain. Thanks Ski
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