

MCQOPTIONS
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1. |
What is the general term of (x – y)xy? |
A. | x – yCr (xxy – r . yr) |
B. | xyCr (xx – y – r . -yr) |
C. | xyCr (xxy – r . -yr) |
D. | x – yCr (xx – y – r . yr) |
Answer» D. x – yCr (xx – y – r . yr) | |