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erik1franks
25.12.2020 •
Mathematics
Which value is equivalent to 9^c x 9^-c A. 0 B. 1 C. 1/9^2C D. 9
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Ответ:
B
Step-by-step explanation:
Using the rule of exponents
Given
=![9^{(c-c)}](/tpl/images/1007/4150/f2ba2.png)
=![9^{0}](/tpl/images/1007/4150/1bbd1.png)
= 1 → B
Ответ: