Các câu hỏi tương tự
Tong cua 5 so nguyen to la 198. Tim so nguyen to nho nhat trong 5 so do?
GIAI CHI TIET NHA, MIK TICK CHO
Cho a,b,c la cac so nguyen duong.CMR: P=a/a+b + b/b+c + c/a+c khong la 1 so nguyen (dau "/" la dau gach phan so nhe) GIUP MIK VS MIK DANG CAN GAP BN NAO GIAI DC MIK TICK NHA! help me
so cap so nguyen (x;y) thoa man Ix-8I+Iy+2I=2 la
GIAI GIUP MIK NHA MIK DANG GAP LAM
AI GIAI CHI TIET RA MIK SE TIK CHO
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
tong hoac hieu sau day la so nguyen to hay hop to
bai 1015+11
xet xem tong, hieu sau day la so nguyen to hay hop so
A=1.3.7.13-13
B=2.5.7+4.13
4 nguoi cong nhan lap rap dc 200 chiec may . Trong do ,nguoi thu 1 lap dc 1/4tong chi tiet may .Nguoi thu 2 lap dc 0,4 lan tong chi tiet may.so chi tiet may nguoi thu 3 lap dc bng 50% so chi tiec may nguoi tu 2 lap dc .Tinh so chi tiet may nguoi thu 4 lap dc
Giup gium minh nha ,tks cac ban!!!
Nho ghi ra cach giai nha !!!
1.Tong (hieu) sau la so nguyen to hay hop soa/5.6.7+8.9 b/5.7.9.11-2.3.7 c/5.7.11+13.17.19 d/4253+14222.Hai so nguyen to sinh doi la hai so nguyen to hon kem nhau 2 don vi.Tim hai si nguyen to sinh doi nho hon 50.3.Cho biet:Neu do tu nhien a(lon hon 1)khong chia het cho moi so nguyen to p ma binh phuong ko vuot qua a(tuc la p2 lon hon hoac bang aĐ thi a la so nguyen to.Dung nhan xet tren cho biet so nao trong...
Đọc tiếp
1.Tong (hieu) sau la so nguyen to hay hop so
a/5.6.7+8.9 b/5.7.9.11-2.3.7 c/5.7.11+13.17.19 d/4253+1422
2.Hai so nguyen to sinh doi la hai so nguyen to hon kem nhau 2 don vi.Tim hai si nguyen to sinh doi nho hon 50.
3.Cho biet:Neu do tu nhien a(lon hon 1)khong chia het cho moi so nguyen to p ma binh phuong ko vuot qua a(tuc la p2 lon hon hoac bang aĐ thi a la so nguyen to.Dung nhan xet tren cho biet so nao trong cac so 59;121;179;197;217 la so nguyen to?
4.a/So 2009 co la boi cua 41 ko?
b/Tu 2000 den 2020 chi co 3 so nguyen to la 2003;2011;2017.Hay giai thich tai sao cac so le khac trong khoang tu 2000 den 2020 deu la hop so.
5.Goi a=2 . 3 . 4 . 5 . .... . 101. Co phai 100 so tu nhien lien tiep sau deu la hop so ko?
a+2,a+3,a+4,...,a+101.
ai dung kik cho,giup mk nha,ai biet lam bai nao thi lam cung dc,lm het cang tot
tim chu so a sao cho so aaa viet dc thanh tong cac so tu nhien lien tiep bat dau tu so 1
GIUP MK VS NHA MK SE TICK CHO
NHO GIAI CHI TIET GIUM MK NHE MAY BN ... HE...HE...