(1)已知52n+1=5×58,则n=______;(2)若am=4,an=9,则am+n=______

(1)已知52n+1=5×58,则n=______;(2)若am=4,an=9,则am+n=______.
2025-05-07 19:04:51
推荐回答(1个)
回答(1):

(1)∵5×58=59
∴2n+1=9,
解得n=4;

(2)∵am=4,an=9,
∴am+n=am?an=4×9=36.
故答案为:4;36.