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👨🏻‍🏫 學術台數學

用戶85377

2007-08-07 1:26 am

(3^2x)^0*2^x-1=1

回答 (2)

[匿名]

2007-08-07 1:30 am

✔ 最佳答案

(3^2x)^0*2^x-1=1

as (3^2x)^0=1,

1*2^x-1=1
2^x=2
x=1

參考: myself

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志仁

2007-08-07 1:38 am

(32x)0=1

2x -1 =1
2x =2
x = 1

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