toán lớp 9 sao?????????????????????????????? bn hok lớp 9 à????????????
Link tham khảo : https://www.stdio.vn/modern-cpp/cac-thao-tac-tren-bit-1QnH8
cho day so voi cac so hang tong quat duoc cho boi cong thuc;
Un=\(\frac{\left(13+\sqrt{3}\right)^n-\left(13-\sqrt{3}\right)n}{2\sqrt{3}}\) voi n=1,2,3,.........
tinh U1,U2,U3,U4,U5,U6,U7,U8,U9,U10
Lap cong thuc truy hoi tinh Un+1 theo Un va Un-1
Lap quy trinh an phim lien tuc tinh Un+1 theo Un va Un-1
cho day so xn+1=\(\frac{4+xn}{1+xn}\left(n\ge1\right)\)
a, lap quy trinh bam phim tinh xn+1 voi x1=1 va tinh x100
b, lap quy trinh bam phim tinh xn+1 voi x1=-2 tinh x100
tinh huong truyen cua cac tac pham truyen hien dai van 9 hki
giai cac phuong trinh va bat phuong trinh sau:
2(x-1)-5=3(5-3x)
ai lap nic facebook ho minh voi ! di ma cac ban
Giai bai toan bang cach lap phuong trinh :
Cho mot tam giac vuong co chu vi la 24m, canh huyen 10cm. Tinh do dai moi canh goc vuong
lap he phuong trinh tim 1 so co 2chu so biet tong 2chu so la 12 vai khi thay doi thu tu 2chu so, so moi lon hon so cu 18
tim hai so biet rang tong cua chung la 18 neu tang moi so them hai don vi thi tich cua chung tang len 1,5 lan giai bai toan bang cach lap phuong trinh
Giai cac phuong trinh sau
a)x^2- 10=0
b)2x^2- 6=0
c)x^2- can bac 5=0
