a
(d) (278)2 - (277)2
Answers
Answered by
0
Answer:
(278-277)(278+277)
1(555)
=555
answer:555
Answered by
0
Answer:
2
Step-by-step explanation:
(278)2 - (277)2
= (278 - 277)2
= (1)2
= 2
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