Các câu hỏi tương tự
Thực hiện phép tính :
\(H=\frac{2^{19}.27^3.5-15.\left(-4\right)^9.9^4}{6^9.2^{10}-\left(-12\right)^{10}}\)
Tính
C=\(\frac{2^{19}.27^3+15.4^9.9^4}{6^9.2^{10}+12^{10}}\)
D = \(\frac{4^7.2^8}{3.2^{15}.16^2-5.2^2.\left(2^{10}\right)^2}\)
Đang cần gập , nhớ giải tử tế nha
Bài 1 : So sánh :
\(\left(\frac{1}{16}\right)^{200}\)và \(\left(\frac{1}{2}\right)^{1000}\)
Bài 2 : Tính :
\(\left(6^9.2^{10}+12^{10}\right):\left(2^{19}.27^3+15.4^9.9^4\right)\)
a)Afrac{16^3.3^{10}+120.6^9}{4^6.3^{12}+6^{11}} b)Bfrac{45}{19}-left(frac{1}{2}left(frac{1}{3}+left(frac{1}{4}right)^{-1}right)^-right)^{-1} c)Cfrac{5.4^{15}.9^9-4.3^{20}.8^9}{5.2^{10}.6^{19}-7.2^{29}.27^6} d)Dfrac{2^{21}.3^5-4^6.81}{left(2^2.3right)^6+8^4.3^5} e) Eleft(6^9.2^{10}+12^{10}right):left(2^{19}.27^3+15.4^9.9^4right)f) Ffrac{3^6.45^4-15^{13}.5^{-9}}{27^4.24^3+45^6} g)Gfrac{left(frac{2}{5}right)^7.5^7+left(frac{9}{4}right)^3:left(frac{3}{16}ri...
Đọc tiếp
a)A=\(\frac{16^3.3^{10}+120.6^9}{4^6.3^{12}+6^{11}}\) b)B=\(\frac{45}{19}-\left(\frac{1}{2}\left(\frac{1}{3}+\left(\frac{1}{4}\right)^{-1}\right)^-\right)^{-1}\) c)C=\(\frac{5.4^{15}.9^9-4.3^{20}.8^9}{5.2^{10}.6^{19}-7.2^{29}.27^6}\)
d)D=\(\frac{2^{21}.3^5-4^6.81}{\left(2^2.3\right)^6+8^4.3^5}\) e) E=\(\left(6^9.2^{10}+12^{10}\right):\left(2^{19}.27^3+15.4^9.9^4\right)\)
f) F=\(\frac{3^6.45^4-15^{13}.5^{-9}}{27^4.24^3+45^6}\) g)G=\(\frac{\left(\frac{2}{5}\right)^7.5^7+\left(\frac{9}{4}\right)^3:\left(\frac{3}{16}\right)^3}{2^7.5^2+512}\) h)H=\(x+\frac{0,2-0,375+\frac{5}{11}}{-0,3+\frac{9}{16}-\frac{15}{22}}\)với x=-1/3
Rút gọn: a)\(\frac{2^{19}.27^3+15.4^9.9^4}{6^9.2^{10}.12^{10}}\)
b)\(\frac{\left(-\frac{1}{2}\right)^3-\left(\frac{3}{4}\right)^3.\left(-2\right)^2}{2.\left(-1\right)^5+\left(\frac{3}{4}\right)^2-\frac{3}{8}}\)
Tìm x
a)\(3^{x+1}=9^x\)
b)\(2^{3x+2}=4^{x+5}\)
c)\(3^{2x-1}=243\)
a,Tính \(\frac{2^{12}.27^3-15.\left(-4\right)^9.9^4}{6^9.2^{10}+\left(-12\right)^{10}}\)
b, Cho a,b,c là các số nguyên dương. CMR:
\(\frac{x}{x+y}+\frac{y}{y+z}+\frac{z}{z+x}\)> 1.
c, Tính bằng cách hợp lí:
\(\left(\frac{1}{2^2}-1\right)\left(\frac{1}{3^2}-1\right)...\left(\frac{1}{99^2}-1\right)\)
bài 1 : tính hợp lí a)
left(-0,125right)^3.80^4b) frac{81^{11}.3^{17}}{27^{10}.9^{15}}bài 2 : rút gọna) Afrac{16^3.3^{10}+120.6^9}{4^6.3^{12}+6^{11}}b)Bleft(6^9.2^{10}+12^{10}right):left(2^{19}.27^3+15.4^9.9^4right)c)Hx+frac{0,2-0,375+frac{5}{11}}{-0,3+frac{9}{16}-frac{15}{22}}vs,x-frac{1}{3}
Đọc tiếp
bài 1 : tính hợp lí
a) \( \left(-0,125\right)^3.80^4\)
b) \(\frac{81^{11}.3^{17}}{27^{10}.9^{15}}\)
bài 2 : rút gọn
a) \(A=\frac{16^3.3^{10}+120.6^9}{4^6.3^{12}+6^{11}}\)
b)\(B=\left(6^9.2^{10}+12^{10}\right):\left(2^{19}.27^3+15.4^9.9^4\right)\)
c)\(H=x+\frac{0,2-0,375+\frac{5}{11}}{-0,3+\frac{9}{16}-\frac{15}{22}}vs,x=-\frac{1}{3}\)
Tính
\(\frac{2^{19}.27^3+15:4^9.9^4}{6^9.2^{10}+12^{10}}\)
\(\frac{2^{19}.27^3+15.4^9.9^4}{6^9.2^{10}+12^{10}}\)