22. Simplify these expressions (+ = + inside a circle or 'direct sum')
1. x + 0
2. x + 1
3. x + x
4. x + x-bar
For each topic, demonstrate a knowledge and capability by giving the following information:
1) Problem Solution: (solution for an even number problem)
2) Personal Observation: (personal comment on the topic including advice to others on how to study and understand it).© BrainMass Inc. brainmass.com October 9, 2019, 5:31 pm ad1c9bdddf
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Direct sums are found. The applications to simplify expressions are determined.