giup minh voi mai minh nop bai roi : tim cac so nguyen x biet 13 la boi cua x-4
giup to giai bai toan nay voi to phai nop bai gap:chung minh rang so viet boi 100 chu so 1 tiep theo la 100 chu so 2 la TICH cua 2 so tu nhien lien tiep
Tim so nguyên to p biet p+1 cung la so nguyên to
Giúp minh voi nhe,mai minh phai nop bai tap tet roi,gap lam
1/cong tu va mau cua 15/23 voi cung 1 so tu nhien n roi rut gon duoc 2/3. tim n?
2/so cac so nguyen x:
15-/-2x+3/ x /5 + 4x/=-19
3/ Tim abc biet 1abc : abc du 3
Co ai bit thi giai giup minh nhe
biet bai nao thi lam bai do neu bit het thi cang tot , minh se tick nha
thanks may ban nhiu nhiu
giup minh 2 cau nay nhe
a 3.(x+5)-8=x+17
b/ 5(x+3)-10=2x-19
giup minh nhe minh bay gio can gap lam mai minh phai nop roi
tim cac so nguyen to x va y sao cho cac so 5x+y va xy+13 cung la so nguyen to
giai nhanh giup minh nha mai minh phai nop roi
Tim x biet :
(x + 1) + (x + 2) + (x + 3 )+ ... + (x + 20) = 250
BAI NAY LA BAI SAO DO CAC BAN MINH KHONG BIET LAM CAC BAN GIUP MINH VOI
tim x
(2 x/5-1): -5 = 1/7
lam on giup minh 1 ph nua mih phai nop roi
mn giup minh voi
cam on nhung ban nao da giup minh giai bai toan nay
Cho B=2+2^2+.....+2^2019
a, Tim x eN sao cho A+2=2^x+100
b, A+2 co phai la mot so chinh phuong khong
c, A =3+3^2+....+3^300
chung to A chia 13
d, 2A + 3 co phai la so chinh phuong ko