(1)若2x+5y-2=2,求4x?32y的值.(2)已知am=2,an=3,求a2m-3n的值

(1)若2x+5y-2=2,求4x?32y的值.(2)已知am=2,an=3,求a2m-3n的值.
2025-05-10 16:36:18
推荐回答(1个)
回答1:

①∵2x+5y-2=2,即2x+5y=4,
∴4x?32y=22x+5y=16;
②∵am=2,an=3,
∴a2m-3n=(am2÷(an3=4÷27=

4
27