CMR: Neu so abc (ke dau) la so nguyen to thi b2-4ac khong phai la so chinh phuong
1.tim so nguyen to p de 4p+1 la so chinh phuong
2.chung minh rang khong co gia tri x, y nguyen nao thoa man
7x^2- 5y^2=3
cho A(x)=-1 tim x cho da thuc
a(x)=-26xbinh phuong-14x+1
Chung to da thuc M(x)=(x-3)2 + |2-x| vo nghiem
THONG CAM NHA TAI VI MAY MINH HK CAI BAN PHIM TIENG VIET . GIUP MK NHA CAC BAN. MAI MK KIEM TRA RUI
giai giup mik bai 10 trang 8 trong sach bai tap toan lop 7 di cac ban
cac ban lam nhanh giup mik , mik dang can gap
Mong cac bn giai gium minh
Mn oi giup minh bai nay voi, toi minh di hoc roi
a, Tinh A = 1/3 + 1/3^2 + 1/3^3 + ..... +1/3^n
b, Tị so tu nhien co 2 chu so biet so do nhan voi 75 duoc tich la mot so chinh phuong
c, CMR: 1/3 + 2/3^2 +3/3^3 + ... + 101/3^101
a : (x-\(\dfrac{1}{2}\))^2=0
b: (x-2)^2=1
c: (2x-1)^3=-8
d: (x+\(\dfrac{1}{2}\))^2=\(\dfrac{1}{16}\)
cac ban giup mik nha mik ko biet cach trinh bay
giup mik mik dang can gap
caam on cac ban nhieu
TínhpCac ban giup mình giai cac cau minh vua gui nha ☺☺☺