Các câu hỏi tương tự
C 25.left(-frac{1}{3}right)^3+frac{1}{5}-2.left(-frac{1}{2}right)^2-frac{1}{2}D left(-2right)^3.left(frac{3}{4}-0,25right):left(2frac{1}{4}-1frac{1}{6}right)E 5sqrt{16}-4sqrt{9}+sqrt{25}-0,3sqrt{400}F left(-frac{3}{2}right)+|-frac{5}{6}|-1frac{1}{2}:6G frac{0,5+0,left(3right)-0,1left(6right)}{2,5+1,left(6right)-0,8left(3right)}
Đọc tiếp
C = \(25.\left(-\frac{1}{3}\right)^3+\frac{1}{5}-2.\left(-\frac{1}{2}\right)^2-\frac{1}{2}\)
D = \(\left(-2\right)^3.\left(\frac{3}{4}-0,25\right):\left(2\frac{1}{4}-1\frac{1}{6}\right)\)
E = \(5\sqrt{16}-4\sqrt{9}+\sqrt{25}-0,3\sqrt{400}\)
F =\(\left(-\frac{3}{2}\right)+|-\frac{5}{6}|-1\frac{1}{2}:6\)
G = \(\frac{0,5+0,\left(3\right)-0,1\left(6\right)}{2,5+1,\left(6\right)-0,8\left(3\right)}\)
Afrac{15}{34}+frac{7}{21}+frac{9}{34}-1frac{15}{17}+frac{2}{3}B16frac{2}{7}:left(-frac{3}{5}right)-28frac{2}{7}:left(-frac{3}{5}right)C25cdotleft(-frac{1}{3}right)^3+frac{1}{5}-2cdotleft(-frac{1}{2}right)^2-frac{1}{2}Dleft(-2right)^3cdotleft(frac{3}{4}-0,25right):left(2frac{1}{4}-1frac{1}{6}right)E5sqrt{16}-4sqrt{9}+sqrt{25}-0,3sqrt{400}Fleft(-frac{3}{2}right)^2+|-frac{5}{6}|-1frac{1}{2}:6
Đọc tiếp
A=\(\frac{15}{34}+\frac{7}{21}+\frac{9}{34}-1\frac{15}{17}+\frac{2}{3}\)
B=\(16\frac{2}{7}:\left(-\frac{3}{5}\right)-28\frac{2}{7}:\left(-\frac{3}{5}\right)\)
C=\(25\cdot\left(-\frac{1}{3}\right)^3+\frac{1}{5}-2\cdot\left(-\frac{1}{2}\right)^2-\frac{1}{2}\)
D=\(\left(-2\right)^3\cdot\left(\frac{3}{4}-0,25\right):\left(2\frac{1}{4}-1\frac{1}{6}\right)\)
E=\(5\sqrt{16}-4\sqrt{9}+\sqrt{25}-0,3\sqrt{400}\)
F=\(\left(-\frac{3}{2}\right)^2+|-\frac{5}{6}|-1\frac{1}{2}:6\)
tínhleft{left[left(2sqrt{2}right)^2:2,4right].left[5,25:left(sqrt{7}right)^2right]right}:left{left[2frac{1}{7}:frac{left(sqrt{5}right)^2}{7}right]:left[2^3:frac{left(2sqrt{2}right)^2}{sqrt{81}}right]right}tìm x,y,xsqrt{left(x-sqrt{2}right)^2}+sqrt{left(y+sqrt{2}right)^2}+left|x+y+zright|0so sánh A và B:Asqrt{225}-frac{1}{sqrt{5}}-1 Bsqrt{196}-frac{1}{sqrt{6}}ai giải đc câu nào thì giải giúp với
Đọc tiếp
tính
\(\left\{\left[\left(2\sqrt{2}\right)^2:2,4\right].\left[5,25:\left(\sqrt{7}\right)^2\right]\right\}:\left\{\left[2\frac{1}{7}:\frac{\left(\sqrt{5}\right)^2}{7}\right]:\left[2^3:\frac{\left(2\sqrt{2}\right)^2}{\sqrt{81}}\right]\right\}\)
tìm x,y,x
\(\sqrt{\left(x-\sqrt{2}\right)^2}+\sqrt{\left(y+\sqrt{2}\right)^2}+\left|x+y+z\right|=0\)
so sánh A và B:
\(A=\sqrt{225}-\frac{1}{\sqrt{5}}-1\) \(B=\sqrt{196}-\frac{1}{\sqrt{6}}\)
ai giải đc câu nào thì giải giúp với
tính
a,\(\sqrt{49}-\sqrt{\left(-5\right)^2}-5\sqrt{1,44}+3\sqrt{\frac{4}{9}}\)
b, \(\left(2\sqrt{3}\right)^2-\left(3\sqrt{2}\right)^2+\left(4.\sqrt{0,5}\right)^2-\left(\frac{1}{5}\sqrt{125}\right)^3\)
c, \(\left(2^{-1}+3^{-1}\right).\left(2^{-1}-2^{-1}\right).\left(2^{-1}.2^0\right)^{-4}:2^3\)
Tính nhanh:
\(\frac{3-3^2+3^3-3^4+...+3^{99}}{\frac{1}{3}+\frac{1}{3^2}+\frac{1}{3^3}+...+\frac{1}{3^{99}}}.\left(11-\sqrt{91}\right)\left(11-\sqrt{95}\right)\left(11+\sqrt{99}\right)\left(11-\sqrt{103}\right)\left(11-\sqrt{109}\right)\left(11-\sqrt{113}\right)...\left(11-\sqrt{113}\right)\left(11-\sqrt{104}\right)\)
thuc hien phep tinh
\(\left[6-3.\left(-\frac{1}{3}^2\right)+\sqrt{0,25}\right]:\sqrt{0,\left(9\right)}\)
\(\left(\frac{1}{2}\right)^2.\sqrt{16}-3^2.\sqrt{0,01}+\left(2^2\right)^2-\left(0,0\left(6\right)\right)+\frac{13}{30}\)
Giúp mik với
Tính
a)\(\frac{2}{3}\sqrt{81}-\left(\frac{-3}{4}\right).\sqrt{\frac{9}{64}}+\left(\frac{\sqrt{2}}{3}\right)^2\)
b)\(\left(-\sqrt{\frac{5}{4}}\right)^2-\sqrt{\frac{9}{4}}:\left(-4,5\right)-\sqrt{\frac{25}{16}}.\sqrt{\frac{64}{9}}\)
c)\(-2^4-\left(-2\right)^2:\left(-\sqrt{\frac{16}{121}}\right)-\left(-\sqrt{\frac{2}{3}}\right)^2:\left(-2\frac{2}{3}\right)\)
Tính giá trị của biểu thức:
a) \(\sqrt{49}+\sqrt{\left(-5\right)^2}-5\sqrt{1,44}+3\sqrt{\frac{4}{9}}\)
b) \(\left(2\sqrt{3}\right)^2-\left(3\sqrt{2}\right)^2+\left(4.\sqrt{0,5}\right)^2-\left(\frac{1}{5}.\sqrt{125}\right)^2\)
ĐỀ: THỰC HIỆN PHÉP TÍNH ( Trình bày hộ mình <3 )
a) \(\frac{\left|\left(-5\right)^3\right|^2}{27}.\frac{3}{2^3}.\frac{6^2}{\left(-5\right)^5}\)
b) \(\left(-3\right)^2+\sqrt{\frac{16}{25}-\sqrt{9}+\frac{\sqrt{81}}{\left|-3\right|}}\)