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tim so nguyen a, b biet a lon hon 0 va a.(b-2)=3
tim x,y biet (x-2).(y+1)=23
Tim so nguyen x, biet :
a/ -24 + (x + 4)^4 = 10^3
b/ 2.(x + 7) - 3.(6 - x) = -24
c/ 3x - 6x^2 = 0
1,tim cac so nguyen x,y biet: -2/x=y/3 va x<0<y
2, Tim cac so nguyen x,y biet:x-3/y-2=3/2 va x-y=4
Tim so nguyen x biet:
a,x-(-24)=3
b,(x+5)-(x-9)=x+3
c,c(x+2)=0
d,(x-1)^2=0
e,x^2-3x=0
f,-13-(6-|x+1|)=24
g,26-|x+9|=-13
i,(3x-6).3=3^4
tim x dua vao quan he uoc boi:tim so tu nhien x sao cho x-1 la uoc cua 12tim so tu nhien x sao cho 2x+1 la uoc cua 28tim so tu nhien x sao cho x+15 la boi cua x+3tim cac so nguyen x,y sao cho (x+1)(y-2)3tim so nguyen x sao cho(x+2).(y-1)2tim so nguyen to x vua la uoc cua 275 vua la uoc cua 180tim so nguyen to x,y biet x+y12 va UCLL (x:y)5tim so tu nhien x,y biet x+y32 va UCLL (x:y)8tim so tu nhien x biet x chia het cho10; xchia het cho12; x chia het cho15 va 100x150tim so x nho nhat khac 0b biet...
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tim x dua vao quan he uoc boi:
tim so tu nhien x sao cho x-1 la uoc cua 12
tim so tu nhien x sao cho 2x+1 la uoc cua 28
tim so tu nhien x sao cho x+15 la boi cua x+3
tim cac so nguyen x,y sao cho (x+1)(y-2)=3
tim so nguyen x sao cho(x+2).(y-1)=2
tim so nguyen to x vua la uoc cua 275 vua la uoc cua 180
tim so nguyen to x,y biet x+y=12 va UCLL (x:y)=5
tim so tu nhien x,y biet x+y=32 va UCLL (x:y)=8
tim so tu nhien x biet x chia het cho10; xchia het cho12; x chia het cho15 va 100<x<150
tim so x nho nhat khac 0b biet x chia het cho 24 va 30
40 chia het cho x . 56 chia het cho x va x>6
tim so nguyen x biet
(x - 4)(x + 3)> 0
(x - 2)(x + 1)< 0
tim y , x biet
( x - 1) ( 2y + 3 ) = 24
( x- 5 ) ( x + y ) = 12
( x + 1 ) ( x + 2 ) + ... + ( x +100 ) = 5750
Tim so nguyen to p de : p + 1, p + 2, p + 3 , p + 5 cung la so nguyen to
Cac ban giup minh nhe ! Hom nay minh phai di hoc roi
tim so nguyen x biet
(x + 3)(x - 1)<0
(x - 4)(x + 3)>0
tim so nguyen x biet:
1/2-(1/3+3/4)< x < 1/24-(1/8-1/3)