Cap so (x;y) nao thoa man dang thuc sau: 3^2x+1.7^y=9.21^x
Cac ban giup mk voi!!! Mai phai nop oi!!!!!!!!
cho da thuc f(x) voi cac he so nguyen thoa man f(3)-f(4)=5. chung minh f(x)-6 khong co nghiem nguyen
so tu nhien x nho nhat thoa man (x-5,5)(x-11)<0 x la nhanh len giup minh voi minh dang thi
cap so x,y nao thoa man dang thuc: 3^2x+1.2^y=9.21^x
GIUP MIK NHA !! <3<3
tim x thoa man dang thuc |x+1|+|2x+3|+|3x+5|=16x-1
Giúp mk vs nhé!!!
ki hieu [x] la so nguyen lon nhat khong vuot qua x .So nguyen x thoa man [7x-5/3]=-2
minh can gap dang thi cap truong
ki hieu [x] la so nguyen lon nhat khong vuot qua x .So nguyen x thoa man [7x-5/3]=-2
minh can gap dang thi cap truong
tinh gia tri bieu thuc P=3x+x-y/x+4 voi x,y thoa man/x-2/+(y-1)^2=0
Cho F(x)=a*x^3+b*x^2+c*x+d, trong do a,b,c,d la hang so va thoa man b=3a+c Chung to rang f(1)=f(-2)
Toi dang on thi hoc ki -Giup toi voi thank you very much
