Mung Tet den ................................................................................................................................................................................................Dung hay sai
Cac ban nho k nha? Minh cam on rat nhieu
Day chi la bai hat thoi !
Ting tong cac so nguyen x biet :
a ) -18 be hon hoac bang x be hon hoac bang 17
b) Gia tri tuyet doi cua x be hon hoac bang 3.
Giup Minh Voi !
cho a la so nguyen cm gia tri tuyet doi cua a <5 khi va chi khi -5<a<5
cho a la mot so nguyen .Chung to rang :a2 lon hon hoac bang 0;-a2 be hon hoac bang 0
Viet so -15 thanh tong cua 2 so nguyen :
a) cung dau
b) khac dau , co gia tri tuyet doi nho hon 20
cho a va b la hai so nguyen khac dau. khi do gia tri tuyet doi cua a nhan gia tri tuyet doi cua b = k.a.b. vay k =?
tính tong cua tat ca cac so nguyen co gia tri tuyet doi nho hon 10
Viet tap hop A cac so nguyen x biet rang:
-42/14 be hon hoac = x be hon 5/8
Giup mk bai nay voi mk se tick bn nao co loi giai chi tiet
chung to rang so nguyen to p;p>5 khi chia cho 6 co the du 1 hoac 5
2)chung minh rang neu p va p+2 la so nguyen to lon hon 3 thi p+1 la mot hop so
1)chung to rang so nguyen to p;p>5 khi chia cho 6 chi co the du 1 hoac 5
2)chung minh rang neu p va p+2 la so nguyen to lon hon 3 thi p+1 la mot hop so
cac an giai giup minh minh dang can gap
ai giai nhanh minh tick cho
