\(\frac{2^3.\left(0,5\right)^3.3^7}{2.\left(0,5\right)^4.3^8}=\frac{2^3.\left(\frac{1}{2}\right)^3.3^7}{2.\left(\frac{1}{2}\right)^4.3^8}=\frac{2^3.\frac{1^3}{2^3}.3^7}{2.\frac{1^4}{2^4}.3^8}=\frac{1.3^7}{\frac{1}{2^3}.3^8}=\frac{3^7}{\frac{3^8}{2^3}}=3^7.\frac{2^3}{3^8}=\frac{2^3}{3}=\frac{8}{3}\)
Tính giá trị biểu thức
P=\(\dfrac{2^{12}.3^5-4^6.9^2}{\left(2^3.3\right)^6+8^4.3^5}-\dfrac{5^{10}.7^3-25^5.49^2}{\left(125.7\right)^3+5^9.14^3}\)
Bài 1 hãy tính
1 . A = \(\frac{9^5.5^7}{45^7}\)
2 .B = \(\left(\frac{2^2.2^3}{4^2.16}\right)^{15}\)\(:\left(\frac{2^6}{16^2}\right)^{10}\)
3 . A= \(\frac{-5.7^5+7^4}{7^6.10-2.7^5}\)
4 . B = \(\frac{10^3+5.10^2.5^3}{-13}\)
5 . A = \(\frac{\left(-0,03\right)^7.2^8}{\left(0,6\right)^7}\)
6 . B= \(\frac{3^7.16^3}{12^5.27^2}\)
7 . A = \(\frac{2^3.\left(0,5\right)^3.3^7}{2.\left(,5\right)^4.3^8}\)
8 . B = \(\left(\frac{-1}{3}\right)^3\)\(.\left(\frac{-1}{3}\right)^2\)\(.\left(\frac{-1}{3}\right)\)
Giúp mik nhé . mik cần ngay
Tính biểu thức
\(\frac{0,5^3.\left(0,5\right)^2.2^3.2^6}{\left(-2\right)^6.2^4}\)
Rút gọn biểu thức:
\(\frac{2^{12}.3^5-4^6.9^2}{\left(2^2.3\right)^6+8^4.3^5}-\frac{5^{10}.7^3-25^5.49^2}{\left(125.7\right)^3+5^4.14^3}\)
a,\(\frac{3^9-2^3.3^7+2^{10}.3^2-2^{13}}{3^{10}-2^2.3^7+2^{10}.3^3}\)
b,\(\left(-2\frac{1}{3}\right)^{100}.\left(-0,5\right)^{99}:\left(\frac{7}{3}\right)^{98}:\left(\frac{1}{4}\right)^{50}\)
Tính giá trị biểu thức
a)\(\left(-0,5-\frac{3}{5}\right):\left(-3\right)+\frac{1}{3}-\left(-\frac{1}{6}\right)\):(-2)
b)\(\left(\frac{2}{25}-1,008\right):\frac{4}{7}:[\left(3\frac{1}{4}-6\frac{5}{9}\right).2\frac{2}{17}\)
Tính giá trị các biểu thức sau
f) \(\left(1:\frac{1}{7}\right)^2\left[\left(2^2\right)^3:2^5\right]\frac{1}{49}\)
g)\(\frac{4^6.3^5-2^{12}.3^6}{2^{12}.9^3+8^4.3^5}\)
Rút gọn biểu thức
a)\(\frac{\left(\frac{2}{3}\right)^3.\left(-\frac{3}{4}\right)^2.\left(-1\right)^5}{\left(\frac{2}{5}\right)^2.\left(-\frac{5}{12}\right)^2}\)
b)\(6^6+6^3.3^3+3^6\)/-73
Tính giá trị biểu thức sau:
\(\frac{2^{12}.3^5-4^6.9^2}{\left(2^2.3\right)^6+8^4.3^5}\) \(-\) \(\frac{5^{10}.7^3-25^5.49^2}{\left(125.7\right)^3+5^9.14^3}\)
