a,2001^2-2000*1999
b,1954^2+21^2-25^2+42-1954
c,199*201
d,3^16*2^8-(18+1)*(324^2-1)
e, 20^2-19+18-17^2+…..2^2-1^2
a,2001^2-2000*1999
b,1954^2+21^2-25^2+42-1954
c,199*201
d,3^16*2^8-(18+1)*(324^2-1)
e, 20^2-19+18-17^2+…..2^2-1^2
Đáp án:
2001^2-2000*1999=60
1954^2+21^2-25^2+42-1954=3816020
199*201=39999
3^16*2^8-(18+1)*(324^2-1)=11017966051
Sorry bạn phép cuối mk ko bít