hi cac ban
minh muon hoi cac ban vai bai
chung minh cung share nhe!!!
/chung minh phuong trinh
x^{7} - x^{2} -2x-1=0
co 1 nghiem duy nhat!!
2/tim min , max cua ham
a/f(x)=2 x^{5} + 3 :sqrt{1- x^{2} }
b/f(x)= 5 x^{5} +3 :sqrt{1- x^{2} }
3 / tim max cua ham
f(x)=2x+ :sqrt{x} + :sqrt[4]{1-x} + :sqrt[6]{1-2x}
ali hoahoc 9x
ali hoahoc 9x
Member Since 10-09-2007Offline Last Active 16-10-2007 - 08:07