solve following equ (i)90971200-7-7×9090
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Answered by
16
Answer:
Explanation:
1397 x 1397 = (1397)2
= (1400 - 3)2
= (1400)2 + (3)2 - (2 x 1400 x 3)
= 1960000 + 9 - 8400
= 1960009 - 8400
= 1951609.
Answered by
0
Answer:
90907563
this is the answer
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