\(\frac{x}{24}-\frac{25}{6}+\frac{x}{26}-\frac{49}{13}+\frac{x}{28}-\frac{24}{7}=3\)
\(x\left(\frac{1}{24}+\frac{1}{26}+\frac{1}{28}\right)-\left(\frac{25}{6}+\frac{49}{13}+\frac{24}{7}\right)=3\)
\(x\cdot\frac{253}{2184}=\frac{7843}{546}\)
\(x=124\)
Tìm x:\(\frac{x-100}{24}+\frac{x-98}{26}+\frac{x-96}{28}=3\)
Tìm x: \(\frac{x-100}{24}+\frac{x-98}{26}+\frac{x-96}{28}=3\)
tim x
\(\frac{x-100}{24}+\frac{\chi-98}{26}+\frac{x-96}{28}=3\)
Tìm số hữu tỉ x, biết:
a, \(\frac{x-100}{24}+\frac{x-98}{26}+\frac{x-96}{28}=3\)3
b, \(\frac{x-1}{65}+\frac{x-3}{63}=\frac{x-5}{61}+\frac{x-7}{59}\)
c, \(\frac{x-28-124}{2011}+\frac{x-124-2011}{28}+\frac{x-2011-28}{124}=3\)
giúp với gấp lắm
Tìm x,biết:
a) \(^{4^x+4^{x+3}=4160}\)
b) \(\frac{x-100}{24}+\frac{x+98}{26}+\frac{x-96}{28}=3\)
giup minh voi nha
Tìm số hữu tỉ x, biết: \(\frac{x-100}{24}-\frac{x-100}{24}-\frac{x-96}{28}=3\)
x-100/24+x-98/26+x-96/28=3
tìm x, biết
a)x-100/24+x-98/26+x-96/28=3
b)x-1/65+x-3/63=x-5/61+x-7/59
1. So sánh:
a. 1 và \(\frac{1}{2}+\frac{1}{2^2}+\frac{1}{2^3}+.....+\frac{1}{2^{50}}\)
b. \(\frac{1}{3}+\frac{1}{3^2}+\frac{1}{3^3}+.....+\frac{1}{3^{100}}\)với \(\frac{1}{2}\)
c. \(\frac{1}{4}+\frac{1}{4^2}+\frac{1}{4^6}+.....\frac{1}{4^{1000}}\)với \(\frac{1}{3}\)
2. Tìm x, biết:
a.\(\left(\frac{2}{5}-x\right):1\frac{1}{3}+\frac{1}{2}=-4\)
b.\(3-\frac{1-\frac{1}{2}}{1+\frac{1}{x}}=2\frac{2}{3}\)
c.\(4^x+4^{x+3}=4160\)
d.\(2^{x-1}+5.2^{x-2}=\frac{7}{32}\)
e.\(\frac{x-100}{24}+\frac{x-98}{26}+\frac{x-96}{24}=3\)
g.\(\frac{x-1}{65}+\frac{x-3}{63}+=\frac{x-5}{61}+\frac{x-7}{59}\)
