MCQOPTIONS
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| 1. |
Which of the following relations is valid? |
| A. | ‚àá x ‚àá x = ‚àá(‚àá . ) - ‚àá2 A |
| B. | ‚àá x ‚àá x = ‚àá(‚àá x ) - ‚àá2 A |
| C. | ‚àá x ‚àá x = ‚àá2 A - (‚àá) |
| D. | none of the above |
| Answer» B. ‚àá x ‚àá x = ‚àá(‚àá x ) - ‚àá2 A | |