Các câu hỏi tương tự
Tìm x \(\in Z\)
a,\(\left|2x-1\right|=\left|x+3\right|\)
b,\(\left(x^2-1\right)\left(x^2-20\right)\le0\)
c, \(\left(x+1\right)+\left(x+3\right)+\left(x+5\right)+...+\left(x+2015\right)=0\)
d, \(\left(x-3\right)+\left(x-2\right)+\left(x-1\right)+...+10+11=11\)
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)\(9.\left(3x+1\right)^2=16\)
Tìm x biết: a) \(\left(x-\dfrac{1}{2}\right)\left(-3-\dfrac{x}{2}\right)=0\) b) \(x-\dfrac{1}{8}=\dfrac{5}{8}\)
c) \(-\dfrac{1}{2}-\left(\dfrac{3}{2}+x\right)=-2\) d) \(x+\dfrac{1}{3}=\dfrac{-12}{5}.\dfrac{10}{6}\)
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, \(\left(x^3+5\right)\left(x^3+10\right)\left(x^3+15\right)\left(x^3+30\right)< 0\)
2. tìm x
a) \(\left(x-1\right)^3=8\)
b) \(7^{2x-6}=49\)
c) \(\left(2x-14\right)^7=128\)
d) \(x^4.x^5=5^3.5^6\)
e) \(\left[3.\left(x+2\right):7\right].4=120\)
Tìm x, biết:
a) \(\left|x-24\right|+\left|y+8\right|=1\)
b)\(\left(x-2\right)^{10}+\left|y-2\right|=0\)
c)\(x+\left(x+1\right)+\left(x+2\right)+\left(x+3\right)+...+\left(x+30\right)=1240\)
d)\(x+\left(x+1\right)+\left(x+2\right)+\left(x+3\right)+...+2017+2018=2018\)
Giải thích cụ thể giúp mk nha
Tìm GTLN hoặc GTNN của:
a) \(A=\left|-x+8\right|—21\)
b) \(B=\left|-x-17\right|+\left|y-36\right|+12\)
c) \(C=-\left|2x+8\right|-35\)
d) \(D=3\left(3x-12\right)^2-37\)
e) \(E=-21-3.\left|2x+50\right|\)
g) \(G=\left(x-3\right)^2+\left|x^2-9\right|+25\)
1 Tìm X biết
a\(\left|x+5\right|=5\)
b\(\left|x+1\right|+7=10\)
c\(\left|x-3\right|-6=5\)
d\(\left|x+2\right|-6.\left(x-4\right)=20-6x\)
Nhờ mn giúp mik với ạ
Tìm GTNN
A= \(\left(x-3y\right)^2+\left(2x-1\right)^4\)
B= \(\left|x-2\right|+\left|3x-2y\right|-4\)
C= \(\dfrac{-4}{\left|x+1\right|\left|y-3\right|+2}\)
D=\(\left|x-5\right|+\left|x-1\right|+7\)