Answer:
1. a²+14a+49
2. b²-16b+64
3.9c²+30c+25
4.36d²-81
5.25e²-144
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Answers & Comments
Answer:
1. a²+14a+49
2. b²-16b+64
3.9c²+30c+25
4.36d²-81
5.25e²-144