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02-12-2016 - 03:02
Xin hoi cach giai phuong trinh:
cosx=arc(cosx).
(Minh biet phuong trinh nay chi co 1 nghiem duy nhat x=0.73..._ dung may tinh) . Nhung khong biet cach giai.
Co ban nao giup minh duoc khong?
Cam on nhieu!
08-11-2016 - 03:10
$k^{2}-2016=3^{n}$
08-11-2016 - 00:55
Tim tat ca cac nghiem nguyen (k,n) cua phuong trinh:
k^2 -2016=3^n.