負1右4分子3乘負2右7分子5解原式怎麼解?
- 2022-10-15
負1右4分子3乘負2右7分子5解原式怎麼解?
-1又3/4×(-2又5/7)
=-7/4×(-19/7)
=19/4
解:(-5/11)*(-8/13)*(-2又1/5)*(-3/4)
=(-5/11)*(-8/13)*(-11/5)*(-3/4)
=(-5/11)*(-11/5)*[(-8/13)*(-3/4)]
=1*[6/13]
=6/16
負1右4分子3乘負2右7分子5解原式怎麼解?
-1又3/4×(-2又5/7)
=-7/4×(-19/7)
=19/4
解:(-5/11)*(-8/13)*(-2又1/5)*(-3/4)
=(-5/11)*(-8/13)*(-11/5)*(-3/4)
=(-5/11)*(-11/5)*[(-8/13)*(-3/4)]
=1*[6/13]
=6/16