若ax=2,ay=3,则a(x+y)=
问题描述:
若ax=2,ay=3,则a(x+y)=
答
a(x+y)
=ax+ay
=2+3
=5
若ax=2,ay=3,则a(x+y)=
a(x+y)
=ax+ay
=2+3
=5