Question

( 2x - 1 )⁴ = 81

Answer 1

(2x-1)⁴ =81=3⁴

^{2x - 1 =3}

x = 4/2 = 2

Answer 2

=>(2x-1)⁴=3⁴

=>2x-1   =3

=>2x     =3+1=4

=>x       = 4:2=2

vậy x = 2 k mk nha

Answer 3

(2x-1)⁴=81

=>(2x-1)⁴=3⁴

=>2x-1=3

=>2x=3+1

=>2x=4

=>x=4:2

=>x=2

Answer 4

\(\left(2x-1\right)^4=81\)

=> \(2x-1=3\)

=>\(2x=4\)

=>\(x=2\)