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lizzbugg9880
01.07.2020 •
Mathematics
Find f(-2) for f(x)=3•2^x ?
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Ответ:
Option 1
Step-by-step explanation:
=>![f(x) = 3*2^x](/tpl/images/1695/4804/16a2e.png)
Putting x = -2
=>![f(-2) = 3*2^{-2}](/tpl/images/1695/4804/bc2ba.png)
=>![f(-2) = \frac{3}{2^2}](/tpl/images/1695/4804/03d17.png)
=>![f(-2) = \frac{3}{4}](/tpl/images/1695/4804/018d7.png)
Ответ:
23×20+4×23
460+92
552 is the answers for the question
please give me brainlest