Tim n :
\(1,n+4⋮n^2-3\)
\(2,n+3⋮n^2+3n+2\)
\(3,n^3-n^2+2n+7⋮\left(n^2+1\right)\)
Cac ban nho giup minh nha,vi minh dang can raaaaat la gap nha !!!!!!!!
cho a va b la hai so tu nhien. biet a chia cho 5 du 1 ; b chia cho 5 du 4. chung minh (b-a)(b+a) chia cho 4
chung minh 2n^2(n+1)-2n(n^2+n-3) chia het cho 6 voi moi so nguyen n
chung minh n( 3-2n)-(n-1)(1+4n)-1 chia het cho 6 voi moi so nguyen n
tim x
x^2 -x -1 =0
giup minh nha
minh dang gap
giai ho minh voi minh can gap lam ai tra loi minh tich cho
1 tim cac so nguyen x thoa man 1 trong cac dieu kien sau
a) 2x+1 la scp
b) 4x=1 la scp
c)8x+1 la scp
2 tim nguyen tu nhien cua phuong trinh x^2-y^2=y+1
so tu nhien n de hai don thuc dong dang 4x^9-2n * y^2 va 3y^2 * x^3n-11 dong dang
giup giai cau nay voi
tim gia tri lon nhat
x2-2xy+y2+2x-10x+17
minh dang can gap lam.
tim x
(x^2+3x-10).(x^2+3x+2)+36=0
minh dang can gap cac ban lam oi nhanh len nhe
TO HUA SE TICK
giup to voi
tim x
(x^2+3x-10).(x^2+3x+2)+36=0
minh dang can gap cac ban lam oi nhanh len nhe
TO HUA SE TICK
giup to voi
tim x :
(x+4)(x2-4x+16)-x(x-5)(x+5)=264
mn giup minh nhe ><minh dang can gap><