Question

find 'x' if 2^-3=1/2^x ​please answer it

Answer 1

Answer:

we can write 2^-3=1/2^3

so1/2^3=1/2^x

x=3

Answer 2

Answer:

Because,

=(2x−1)/3=((x−2)/3)+1

=[(2x−1)/3)]−[(x−2)/3)]=1

[(2x−1)−(x−2)]/3=1

=(2x−1−x+2)/3=1

=x+1=3

=x=3−1

=x=2

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