求EXCEL公式:A1=60,A2=0,A1=61,A2=20,A1=62,A2=40,……A1=100,A2=800,
求EXCEL公式:A1=60,A2=0,A1=61,A2=20,A1=62,A2=40,……A1=100,A2=800,
证明恒等式a1/a2(a1+a2)+a2/a3(a2+a3)+……+an/a1(an+a1)=a2/a1(a1+a2)+
设a1,a2,a3为正数,求证a1*a2/a3+a2*a3/a1+a3*a1/a2>=a1+a2+a3
main() { int a1,a2,x; a1=10;a2=20;x=a1*a2; printf("a1=%d,a2+
三个正整数a1,a2,a3,且a1+a2+a3=a1×a2×a3,a1≥1,a2≥2,a3≥3,求a1,a2,)
EXCEL中如果A1>A2,A3=A1-A2,如果A1
excel中如何做到a1 b1=a1 b2=a1 b3=a1 b4=a1.a2 b5=a2 b6=a2 b7=a2 b8
怎么修改EXCEL里面的公式,如A1=1,A2=A1+500,A3=A2+500,改为A1=1,A2=A1+1000,A
EXCEL中函数公式:若A1中有数值,A2=A1,若A1中无数值,A2就空着不填
公式 =vlookup(A1,A2:B3,2,
求excel公式 C有四个值,A1>A2,B1>B2时C=2 A1>A2,B1
设a1,a2……an为正数, ,求证(a1a2)/a3+(a2a3)/a1 +(a3a1)/a2>=a1+a2+a3