solve the following
evaluate 995²
Answers
Answered by
0
995*995=990025 hopefully it's ok
100*99=9900
add25in last got
990025
100*99=9900
add25in last got
990025
Answered by
1
995^2=(1000-5)^2
=1000^2+5^2-2 x 1000 x 5
=1000000+25-10000
=1000025-10000
=990025
=1000^2+5^2-2 x 1000 x 5
=1000000+25-10000
=1000025-10000
=990025
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