Subject
Quantitative Aptitude
Topic
Number
1397 x 1397 = ?
1397 x 1397 = ?
ক)
1951609খ)
1981709গ)
18362619ঘ)
2031719Explanation
1397 x 1397 = (1397)2 = (1400 - 3)2 = (1400)2 + (3)2 - (2 x 1400 x 3) = 1960000 + 9 - 8400 = 1960009 - 8400 = 1951609.Related questions
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