24 + 5x = 76 : 74
=> 24 + 5x = 38/37
=> 5x = 38/37 - 24
=> 5x = -850/37
=> x = -850/37 : 5
=> -170/37
\(24+5x=\frac{38}{37}\)
=> \(5x=\frac{38}{37}-24\)
=> \(5x=\frac{-850}{37}\)
=> \(5x=\frac{-170}{37}\)
24 + 5x = 76 : 74
=> 24 + 5x = 38/37
=> 5x = 38/37 - 24
=> 5x = -850/37
=> x = -850/37 : 5
=> -170/37
\(24+5x=\frac{38}{37}\)
=> \(5x=\frac{38}{37}-24\)
=> \(5x=\frac{-850}{37}\)
=> \(5x=\frac{-170}{37}\)
2^76-2^74/2^78-2^76
36×76-24×39
1992-(992+95)
920-[24-(5-3)^2]
5x-3=2002
10+2x=4^5 : 4^3
Tính nhanh: 74+76+...+2000
Chứng minh rằng: 7 6 + 7 5 − 7 4 ⋮ 11
Chứng minh rằng 7 6 + 7 5 - 7 4 ⋮ 11
276-274/278-276
tinh :\(\frac{2^{76}-2^{74}}{2^{78}-2^{76}}\)
2 mũ 76 trừ 2 mũ 74
2 mũ 78 trừ 2 mũ 76
E=74+76....2000