6.(2014湖北荆州，27★★☆)—DoyouhavethenewsaboutAnna?—IwastoldshehadgoneabroadonJune15thbutIdon'tknowwhethersheistherenow.A.latestB.funniestC.longestD.worst
6. ( 2014 湖北荆州，27 ★ ★ ☆ ) —Do you have the news about Anna?
—I was told she had gone abroad on June 15th but I don't know whether she is there now.
A. latest B. funniest
C. longest D. worst
limx→∞(x^4+3x-1)/(3x^4+4x^2+1)对分式(x^4+3x-1)/(3x^4 2020-06-27 …
1.0.3:12=2.0.25:4=3.2.8:0.7=4.2.1:1.2=5.0.1:0.8=6 2020-07-17 …
某同学在计算3（4+1)(4^2+1)时,把3写成(4-1)后,发现可以连续运用两数和乘以这两数差 2020-07-19 …
1-1/22=3/4=（1/2）*（3/2）;1-1/32=8/9=（2/3）*（4/3）；1-1 2020-07-22 …
（ps：a^2为a的平方,1/4就是四分之一）某同学在计算3(4+1)(4^2+1)时,把3写成4 2020-08-02 …
(1)10y+7=22y-5-3y(2)3.5x-5=0.5x+10-2x(3)7x-2(4-x)= 2020-10-31 …
小明在计算3(4+1)(4∧2+1)时,把3写成4-1后,得3(4+1)(4^2+1)=(4-1)( 2020-11-07 …
某同学在计算3(4+1)(4^2+1)时,把3写成(4-1)后,得3(4+1)(4^2+1)=(4- 2020-11-07 …
求助1/2*4+1/4*6+1/6*8+…+1/2010*2012=1/2（1/2-1/4+1/4- 2020-11-07 …
已知：1=1，1-4=-（1+2），1-4+9=1+2+3，1-4+9-16=-（1+2+3+4）， 2020-11-22 …