Answers

2016-07-04T22:22:36+08:00
2) e sq.+ 4a sq. + q sq. + 4a sq. e sq. + e sq. q sq.+ 4a sq. q sq.
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2016-07-04T22:27:54+08:00
1. r²+t²+n²-2rt+2rn-2tn
2. ?? don't know.
3. ?? don't know.
4. ?? Don't know.
5. m²+a²+y²-2ma+2my-2ay

Di ko alam kung tama yan
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