evaluate using suitable identities 997^2
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Answered by
9
997^2
(1000-3)(1000-3)
(1000-3)^2
1000^2 + 3^2 - 2(1000)(3)
1000000 + 9 - 6000
994009
(1000-3)(1000-3)
(1000-3)^2
1000^2 + 3^2 - 2(1000)(3)
1000000 + 9 - 6000
994009
Answered by
4
997^2=(1000-3)^2
=(1000)^2+(3)^2-2(1000)(3)
=1000000+9-6000
=994009
=(1000)^2+(3)^2-2(1000)(3)
=1000000+9-6000
=994009
Micromax156:
its wrong
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