()4.—WowWendyit'ssocooltomakeashortvideowithyourmobilephone.—JustwithsoftwarecalledMeipai.Letmeshowyou.(2015江苏连云港)A.whichtouseB.howtouseitC.whattouseD.wheretouseit
() 4. —Wow Wendy it's so cool to make a short video with your mobile phone. —Just with software called Meipai. Let me show you .(2015江苏连云港)
A. which to use
B. how to use it
C. what to use
D. where to use it
B
设a=(√5-1)/2,求(a^5+a^4-2a^3-a^2-a+2)/a^3-a∵2a=√5-1 2020-04-05 …
一、x=(b^2+c^2-a^2)/2bc,y=(c^2+a^2-b^2)/2ac,z=(a^2+ 2020-06-11 …
已知a+b+c=0,试求a^2/(2a^2+bc)+b^2/(2b^2+ac)+c^2/(2c^2 2020-06-11 …
20.x^2/a^2+y^2/b^2+z^2/c^2=1成立;20.x^2/a^2+y^2/b^2 2020-06-11 …
两数和的平方求值（1）已知a+b=6,a-b=2,求a^2+b^2的值(2)已知a(a-1)-(a 2020-06-14 …
已知a/(a^2+1)=1/2,求a^2/(a^4+1)的值由a/(a^2+1)=1/2,知a≠0 2020-06-14 …
2(a+b)^2-（a+b）2（a-b）^2-a+b(x+y)^2+mx+mya(x-a)(x+y 2020-06-18 …
x2+|x-a|+1,x∈R,的min①当x≥a时,f(x)=x^2+x+1-a=(x+1/2)^ 2020-06-29 …
分解因式1.a^4-27a^2b^2+b^4=a^4-2a^2b^2+b^4-25a^2b^2=（ 2020-07-14 …
()4.—WowWendyit'ssocooltomakeashortvideowithyourmo 2020-11-12 …