Các câu hỏi tương tự
\(e.\left(x-2\right).\left(x+2\right)<0\)\(d.\left(_{-x^2-7}\right).\left(x+1\right)>0\)\(c.\left(x^2+5\right).\left(x-3\right)>0\)\(a.\left(x^2-3\right).\left(2x+10\right)=0\)\(b.\left(x-2\right)^2-25=0\)
Tìm các số nguyên x thỏa mãn :a, left(x-2right)left(x-7right) 0b, left(x^2-3right)left(x^2-10right) 0c, left(x^2-1right)left(x^2-4right)left(x^2-7right)left(x^2-10right) 0d, left(x^3+5right)left(x^3+10right)left(x^3+15right)left(x^3+30right) 0
Đọc tiếp
Tìm các số nguyên x thỏa mãn :
a, \(\left(x-2\right)\left(x-7\right)< 0\)
b, \(\left(x^2-3\right)\left(x^2-10\right)< 0\)
c, \(\left(x^2-1\right)\left(x^2-4\right)\left(x^2-7\right)\left(x^2-10\right)< 0\)
d, \(\left(x^3+5\right)\left(x^3+10\right)\left(x^3+15\right)\left(x^3+30\right)< 0\)
a) \(\left(x^2-5\right).\left(x^2-25\right)< 0\)
b) \(\left(x+5\right).\left(9+x^2\right)< 0\)
c) \(\left(x+3\right).\left(x^2+1\right)=0\)
d) \(\left(x+5\right).\left(x^2-4\right)=0\)
Tìm x thuộc z:
\(a,\left(x^2+5\right)\left(x^2-25\right)=0\)
\(b,\left(x-2\right)\left(x+1\right)=0\)
\(c,\left(x^2+7\right)\left(x^2-49\right)< 0\)
\(d,\left(x^2-7\right)\left(x^2-49\right)< 0\)
\(e,\left(x-1\right)\left(x-2\right)\left(x^2+4\right)>0\)
GIÚP MIK VS, MIK CẦN GẤP
27 tháng 8 2023 lúc 20:19
Tìm x:
a) \(\dfrac{1}{3}.x+\dfrac{2}{5}\left(x-1\right)=0\)
b)\(-5.\left(x+\dfrac{1}{5}\right)-\dfrac{1}{2}.\left(x-\dfrac{2}{3}\right)=x\)
c)\(\left(x+\dfrac{1}{2}\right).\left(\dfrac{2}{3}-2x\right)=0\)
d)\(9.\left(3x+1\right)^2=16\)
15 tháng 1 2023 lúc 12:15
1. \(\left(1-x\right)^2+\left(3-y\right)^2+\left(y^2-x-z\right)^2=0\)
2. \(\left(x-y+z^2\right)+\left(y-2\right)^2+\left(z+3\right)^2=0\)
Làm hộ mình 2 câu này
Tìm x \(\in\)Z , biết:
a)(\(\left(x-4\right).\left(x+7\right)=0\)
b)\(x.\left(x+3\right)=0\)
c)\(\left(x-2\right).\left(5-x\right)=0\)
d)\(\left(x-1\right).\left(x^2+1\right)=0\)
\(\left(x-1\right)\left(x+1\right)+2=0\)
\(\left(x+1\right).\left(3-x\right)=0\)
\(\left(2-x\right)^4=81\)
\(\left(x^2+1\right).\left(81-x^2\right)=0\)
1 ) \(\left(x-3\right).\left(x-5\right)< 0\)
2) \(-6x-\left(-7\right)=25\)
3) \(46-\left(x-11\right)=-48\)
4) \(\left(x+15\right).\left(x-2\right)=0\)
5) \(3.\left(4-x\right)-2.\left(x-5\right)=12\)
Làm ơn giúp mình nha cố gắng làm đúng nha !!!!