Question

Find 'x' if 2^x =1/4​

Answer 1

Answer:

27

Step-by-step explanation:

2  

x

−2  

x−1

=4

2  

x

−2  

x

2  

−1

=4

2  

x

(1−  

2

1

​  

)=2  

x−1

=4=2  

2

 

∴ x−1=2

from this we get   x=3

x  

x

=3  

3

=27

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