Các câu hỏi tương tự
thuc hien phep tinh(1/2+3/4+7/8+15/16+31/32+63/64) -5
ban nao lam duoc minh like cho>,<...........................!!!!!!!
thuc hien phep tinh:
P=(1/2-1*1/3-1*1/4-1*...1/2017-1*1/2018-1)
thuc hien phep tinh (1-1/(1+2)).(1-1/(1+2+3))...(1-1/(1+2+3+...+2006))
thuc hien phep tinh (Tinh nhanh neu co the)
(-5/12+7/4-3/8)-|4 va 1/2 -7 va 1/2|-( 1/4-5/2)
tim x biet,
5x + 5x+2= 650
Thuc hien phep tinh
(1+2+3+4+...+90).(12.34 - 6.68) : (1/3+1/4+1/5+1/6)
Thuc hien phep tinh:
B=1/3+1/3^2+1/3^3+...+1/3^2004+1/3^2005
thuc hien phep tinh
\(\left[6-3.\left(-\frac{1}{3}^2\right)+\sqrt{0,25}\right]:\sqrt{0,\left(9\right)}\)
\(\left(\frac{1}{2}\right)^2.\sqrt{16}-3^2.\sqrt{0,01}+\left(2^2\right)^2-\left(0,0\left(6\right)\right)+\frac{13}{30}\)
Thuc hien phep tinh:
\(P=\left(1-\frac{1}{1+2}\right).\left(1-\frac{1}{1+2+3}\right)...\left(1-\frac{1}{1+2+3+4+...+2011}\right)\)
Ai trả lời nhanh và đúng nhất tôi sẽ tích cho.
thuc hien phep tinh
\(2\frac{1}{3}+\left(-0,25\right)+\frac{17}{22}-\frac{3}{4}+\frac{5}{22}\) \(\frac{4}{23}+\frac{5}{21}-\frac{4}{23}+\frac{1}{2}+\frac{16}{21}\)