nguoi ta con dung so nguyen am de chi thoi gian tcn .chang han nha toan hoc pi-ta-go sinh nam -570 nghia la ong sinh nam 570 tcn.hay viet so (nguyen am)chi nam to chuc The Van Hoi dau tien biet rang no dien ra nam 776 tcn
Hay viet nguyen am chi nam to chuc the vat hoi day tien biet rang no dien ra nam 776 truoc cong nguyen
Giup minh voi moi nguoi
The van hoi dau tien dien ra nam 776 truoc Cong Nguyen. Nha toan hoc Py-ta-go sinh sau the van hoi do 206 nam. Hoi Py-ta-go sinh vao nam nao? Moi nguoi dung nhin sach.
a. cho 2017so nguyen trong do 7 so bat ki luon co tong am. hoi tong cua2017 so do la am hay duong?
b. cho 2017 so nguyen trong do 7 so bat ki luon co tich am. hoi tich cua 2017 so do la am hay duong? moi so nguyen do la am hay duong
dien dung sai
a/tich cua hai so nguyen duong la mot so nguyen duong
b/tich cua hai so nguyen am la mot so nguyen am
c/tich cua 2 so nguyen cung dau luon lon hon moi so do
d/tich cua hai so nguyen khac dau luon nho hon moi so do
e/neu tich hai so nguyen la mot so nguyen duong thi hai so do deu la so nguyen duong
f/neu tich hai so nguyen la mot so nguyen am thi hai so do deu la so nguyen am
Hay viet 10 tu chi phu am va 5 tu chi nguyen am va viet 1 cau toan nguyen am va viet 2 cau toan phu am
trong ba so nhuyen a,b,c co mot so nguyen duong va mot so nguyen am, mot so =0 ngoai ra con biet them rang |a|=b^2.(b-c). Hoi so nao am so nao duong , so nao =0
cho 43 số nguyên trong đó tổng của 7 số bất kì là một số nguyên am chung to rang tong cua 43 so nguyen da cho la mot so nguyen duong hay so nguyen am
cho P va P+8 la 1 so nguyen to (P>3) hoi P+100 la so nguyen to hay hop so chi tiet