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cac anh chi cho em biet so chinh phuong la gi a
so 144 co phai la so chinh phuong hay ko, cac so chinh phuong co chu so tan cung la gi.Cam on!
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a, so co tong cac chu so la 2004 khong la so chinh phuong
b, so co tong cac chu so la 2006 khong la so chinh phuong
c, n = 20044+20043+20042+23 khong la so chinh phuong
tim mot so chinh phuong gom4 chu so abcd = k mu 2 sao cho chuso cuoi la snt so k co tong cac chu so la 1 so chinh phuong
neu co so tu nhien n sao cho k =n^2 thi ta noi so k la so chinh phuong tim tat ca cac so ab saocho (ab+ba) la so chinh phuong
cac uoc la so chinh phuong cua 180 la
cac uoc la so chinh phuong cua 360 la ?
Cac uoc la so chinh phuong cua 180 la
cac uoc la so chinh phuong cua 180 la