3乘以〔( 0.7)乘2+( 0)乘1.5)=4.2
3乘以〔( )乘2+( )乘1.5)=4.2
1个回答
相关问题
-
=3乘以2乘以1,=4乘以3乘以2乘以1,=5乘以4乘以3乘以2乘以1,那么100!除以99!
-
1乘以2乘以3+2乘以3乘以4+3乘以4乘以5+...+7乘以8乘以9
-
=1,=2乘以1,3=3乘以2乘以1,=4乘以3乘以2乘以1
-
1乘以2乘以3乘以4的积分之1加上2乘以3乘以4乘以5的积分之1加上3乘以4乘以5乘以6的积分之1
-
质数和完全平方数猜想4乘以2加1等于9.4乘以2乘以3加1等于25.4乘以2乘以3乘以5加1等于121.4乘以2乘以3乘
-
1乘以2+2乘以3+3乘以4+4乘以5……+97乘以98+98乘以99+99乘以100等于多少
-
请帮忙计算1乘以2乘以4+2乘以4乘以8+...+1n乘以2n乘以4n除以1乘3乘9+2乘6乘8+.+n乘以3n乘以9n
-
1除以1乘2乘3,加上1除以2乘3乘4,加上1除以3乘4乘5,一直加到1除以20乘21乘22,等于多少
-
观察下列等式,=1,=2乘以1,=3乘以2乘以1,=4乘以3乘以2乘以1,.,计算:100!/98!=
-
1+2乘以3+4乘以5+6乘以7+8乘以9=505