a=2 b=3 c=4 a=b c=b+4 d=(a+b+c)/3 print d end
a=2 b=3 c=4 a=b c=b+4 d=(a+b+c)/3 print d end
a=2 b=3 c=4 a=b b=c+2 c=b+4 d=(a+b+c)/3 PRINT “d=”;d 这个程序运行结
( )-(c-d)=(a-c)-(-b+d)
a+b+c+d=2a;a+b+c+d=4b;a+b+c+d=6c;a+b+c+d=8d 求a,b,c,d
已知:a/b=c/d,求证:(2a+3b)/(a+b)=(2c+3d)/(c+d)
已知a/b=c/d,求证2a+3b/a+b=2c+3d/c+d
a b c d* d_________=d c b a
(a/(b+2c+3d))+(b/(c+2d+3a))+(c/d+2a+3b))+(d/(a+2b+3c))>=2/3
已知a:b=c:d,求证(a+c):(a-c)=(b+d):(b-d)
已知abcd为实数,M=4(a-b)(c-d)N=(a-b)(c-b) (d-a)(c-b) (c-d)(c-b) (a
a>b>c>d>0.a/b=c/d怎么证明a+d>c+b
input a,b S=(a+b)/2 c=SQR((a^2+b^2)/2) t=S/c print a,b end a